{"id":237,"date":"2026-02-21T21:48:36","date_gmt":"2026-02-21T21:48:36","guid":{"rendered":"https:\/\/systemseals.orangesprocket.com\/?post_type=product&#038;p=237"},"modified":"2026-03-24T15:45:14","modified_gmt":"2026-03-24T15:45:14","slug":"117-rod-seal-u-cup-double-lip-asymmetrical","status":"publish","type":"product","link":"https:\/\/www.systemseals.com\/en\/products\/117-rod-seal-u-cup-double-lip-asymmetrical\/","title":{"rendered":"117 Rod Seal U-Cup &#8211; Double Lip &#8211; Asymmetrical"},"content":{"rendered":"<section id=\"block_fded718314d5748b6c65cfeb07d26250\" class=\"section-intro py-12 md:py-24 on-white\">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n  <div class=\"column-main\">\r\n    <div class=\"w-full flex flex-col justify-between  gap-4 md:flex-row md:gap-8\">\r\n              <div class=\" flex flex-col gap-6\">\r\n                      <p class=\"body-lg font-bold pre-dot\">117 Series<\/p>\r\n                            <\/div>\r\n            <div class=\"w-full max-w-[900px]\">\r\n        <div class=\"flex flex-col gap-6 \">\r\n                                <div class=\"prose flex flex-col gap-6\">\r\n              <h3>The 117 Series U-cup seal is typically used as a primary seal in moderate to high-pressure applications. In applications using a sealing system, it is often used as a secondary seal with the 124 Series buffer seal.<\/h3>\n            <\/div>\r\n                            <\/div>\r\n      <\/div>\r\n          <\/div>\r\n  <\/div>\r\n<\/section>\r\n<section id=\"block_e5945379054ec4c7614ee24f5a269b21\" class=\"product-subsections py-12 md:py-24 on-white\">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n      <div class=\"column-main\">\r\n      <div class=\"flex flex-col justify-between md:flex-row gap-4 md:gap-8\">\r\n        <div class=\"hidden md:flex flex-col gap-6\">\r\n          &nbsp; <!-- spacer -->\r\n        <\/div>\r\n\r\n        <div class=\"w-full max-w-[900px] flex flex-col gap-12 md:gap-24\">\r\n          \r\n                          <div class=\"drawing-group\" id=\"drawing-group-1-block_e5945379054ec4c7614ee24f5a269b21\">\r\n                <div class=\"flex flex-col justify-between md:flex-row gap-8\">\r\n                  <div class=\"w-full md:max-w-[300px] flex flex-col gap-6\">\r\n                                          <h2 class=\"body-lg font-bold leading-[1.33em]\"> Installation Drawing <\/h2>\r\n                                      <\/div>\r\n                  <div class=\"w-full md:max-w-[558px] flex flex-col gap-6\">\r\n                                          <img src=\"https:\/\/www.systemseals.com\/wp-content\/uploads\/2026\/02\/117-scaled.png\" alt=\"\" class=\"block max-w-full w-[444px] h-auto\">\r\n                                      <\/div>\r\n                <\/div>\r\n\r\n                                  <div class=\"drawing-downloads flex flex-col gap-4 pt-8 sm:pt-12 md:pt-24\">\r\n                                                                  <div class=\"download-wrapper\">\r\n                          <a href=\"https:\/\/www.systemseals.com\/wp-content\/uploads\/2026\/02\/ss_linesheet_117.pdf\" class=\"w-full h-[72px] flex items-center justify-center gap-5 body-md border border-platinum-grey rounded-xl\" target=\"_blank\" rel=\"noopener\">\r\n                            <i class=\"icon w-3 h-4 bg-azure-blue\" style=\"mask-image:url(https:\/\/www.systemseals.com\/wp-content\/themes\/systemseals\/assets\/img\/document.svg);\"><\/i>\r\n                            Download Line sheet                          <\/a>\r\n                        <\/div>\r\n                                                            <\/div>\r\n                              <\/div>\r\n\r\n            \r\n          \r\n                          <div class=\"text-table-group\" id=\"text-table-2-block_e5945379054ec4c7614ee24f5a269b21\">\r\n                <div class=\"flex flex-col justify-between md:flex-row gap-8\">\r\n                  <div class=\"w-full md:max-w-[300px] flex flex-col gap-6\">\r\n                                          <h2 class=\"body-lg font-bold leading-[1.33em]\"> Material Ranges <\/h2>\r\n                                      <\/div>\r\n                  <div class=\"w-full md:max-w-[558px] flex flex-col\">\r\n                                          <div class=\"prose flex flex-col gap-6\"> <p>The 117 Series rod seal features high-grade polyurethane. Standard materials are MP03 machined H-PU, available up to 2100mm in diameter, and MP50 injection-molded TPU. To suit a variety of applications the series is also available in NBR, H-NBR, EPDM and high temperature-resistant FPM.<\/p>\n <\/div>\r\n                                                              <table class=\"table-auto\">\r\n                                                  <tr>\r\n                                                                                          <td class=\"body-lg font-medium leading-[1.33em]\">Polyurethane H-PU<\/td>\r\n                                                              <td class=\"body-lg font-medium leading-[1.33em]\">MP03<\/td>\r\n                                                                                    <\/tr>\r\n                                                  <tr>\r\n                                                                                          <td class=\"body-lg font-medium leading-[1.33em]\">Polyurethane TPU<\/td>\r\n                                                              <td class=\"body-lg font-medium leading-[1.33em]\">MP50<\/td>\r\n                                                                                    <\/tr>\r\n                                              <\/table>\r\n                                      <\/div>\r\n                <\/div>\r\n              <\/div>\r\n\r\n            \r\n          \r\n                          <div class=\"temperature-ranges-group\" id=\"temp-ranges-3-block_e5945379054ec4c7614ee24f5a269b21\">\r\n                <div class=\"flex flex-col justify-between md:flex-row gap-8\">\r\n                  <div class=\"w-full md:max-w-[300px] flex flex-col gap-6\">\r\n                                          <h2 class=\"body-lg font-bold leading-[1.33em]\"> Temperature Ranges <\/h2>\r\n                                      <\/div>\r\n                  <div class=\"w-full md:max-w-[558px] flex flex-col\">\r\n                                          <div class=\"tab-controls flex gap-[1px]\">\r\n                                                  <div class=\"tab active\">\r\n                                                          <div class=\"body-sm\">MP03<\/div>\r\n                                                      <\/div>\r\n                                                  <div class=\"tab \">\r\n                                                          <div class=\"body-sm\">MP50<\/div>\r\n                                                      <\/div>\r\n                                                <div class=\"temp celsius active max-w-[48px]\">\u00b0C<\/div>\r\n                        <div class=\"temp fahrenheit max-w-[48px]\">\u00b0F<\/div>\r\n                      <\/div>\r\n                      <div class=\"tabs\">\r\n                                                  <div class=\"tab pt-8 active\">\r\n                                                                                          <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Hydraulic oil<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-20\u00b0 + 115\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Hydraulic oil<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-5\u00b0 + 240\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water oil emulsions (HFA)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+5\u00b0 + 55\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water oil emulsions (HFA)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+40\u00b0 + 130\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water-glycol fluids (HFC)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-20\u00b0 + 55\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water-glycol fluids (HFC)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-5\u00b0 + 130\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+5\u00b0 + 55\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+40\u00b0 + 130\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Speed<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">0.5 m\/s (1.6 ft\/sec)<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Speed<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\"><\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Pressure<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">400 bar (6000 psi)<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Pressure<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\"><\/div>\r\n                                <\/div>\r\n                                                                                    <\/div>\r\n                                                  <div class=\"tab pt-8 \">\r\n                                                                                          <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Hydraulic oil<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-30\u00b0 +110\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Hydraulic oil<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-20\u00b0 +230\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water oil emulsions (HFA)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">5\u00b0 + 50\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water oil emulsions (HFA)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+40\u00b0 +120\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water glycol fluids (HFC)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-30\u00b0 + 40\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water glycol fluids (HFC)<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">-20\u00b0 + 100\u00b0<\/div>\r\n                                <\/div>\r\n                                                              <div class=\"tab-row celsius active flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+5\u00b0 + 50\u00b0<\/div>\r\n                                <\/div>\r\n                                <div class=\"tab-row fahrenheit flex flex-col gap-3 py-4\">\r\n                                  <div class=\"body-lg font-medium leading-[1.33em]\">Water<\/div>\r\n                                  <div class=\"h3 text-rich-black font-bold leading-[1.25em]\">+40\u00b0 + 120\u00b0<\/div>\r\n                                <\/div>\r\n                                                                                    <\/div>\r\n                                              <\/div>\r\n                                      <\/div>\r\n                <\/div>\r\n              <\/div>\r\n\r\n              <script>\r\n                document.addEventListener('DOMContentLoaded', function() {\r\n                  const section = document.querySelector('#block_e5945379054ec4c7614ee24f5a269b21');\r\n\r\n                  \/\/ Tab control clicks\r\n                  section.querySelectorAll('.temperature-ranges-group .tab-controls .tab').forEach(tab => {\r\n                    tab.addEventListener('click', function() {\r\n                      const tabsContainer = this.closest('.temperature-ranges-group');\r\n                      const tabIndex = Array.from(this.parentElement.children).indexOf(this) + 1;\r\n\r\n                      tabsContainer.querySelectorAll('.tab-controls .tab').forEach(t => t.classList.remove('active'));\r\n                      this.classList.add('active');\r\n\r\n                      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'celsius' : 'fahrenheit';\r\n\r\n                      tabsContainer.querySelectorAll('.temp').forEach(t => t.classList.remove('active'));\r\n                      this.classList.add('active');\r\n\r\n                      tabsContainer.querySelectorAll('.tab-row').forEach(row => {\r\n                        row.classList.remove('active');\r\n                        if (row.classList.contains(unit)) {\r\n                          row.classList.add('active');\r\n                        }\r\n                      });\r\n                    });\r\n                  });\r\n                });\r\n              <\/script>\r\n            \r\n                  <\/div>\r\n\r\n      <\/div>\r\n    <\/div>\r\n  <\/section><section id=\"block_b0cec7bba6d489c660bce972a9f38431\" class=\"section-intro py-12 md:py-24 on-white\">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n  <div class=\"column-main\">\r\n    <div class=\"w-full flex flex-col justify-between  gap-4 md:flex-row md:gap-8\">\r\n              <div class=\" flex flex-col gap-6\">\r\n                      <p class=\"body-lg font-bold pre-dot\">CAD Files<\/p>\r\n                            <\/div>\r\n            <div class=\"w-full max-w-[900px]\">\r\n        <div class=\"flex flex-col gap-6 \">\r\n                                <div class=\"prose flex flex-col gap-6\">\r\n              <h2>Engineering File Downloads<\/h2>\n<article class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-WEB:50330a9f-d040-4b92-b3dd-1e0f93314bb6-2\" data-testid=\"conversation-turn-6\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"8583149a-868c-4ebb-b202-0ca6884a6d7f\" data-message-model-slug=\"gpt-5-3\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\">\n<p data-start=\"0\" data-end=\"304\" data-is-last-node=\"\" data-is-only-node=\"\">Download <strong data-start=\"9\" data-end=\"48\">CAD files for our sealing solutions<\/strong> to streamline engineering and product design. Our technical drawings allow engineers to quickly integrate seal geometries into their assemblies.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"body-md leading-[1.25em] font-semibold\">View CAD File<\/div>\n<\/article>\n<div class=\"flex flex-col md:flex-row\" style=\"gap: 64px;\">\n<div class=\"w-full\">\n<ul>\n<li><a href=\"https:\/\/systemseals-embedded.partcommunity.com\/3d-cad-models\/r17-imperial-rod-u-cup-seal-series-117-imperial-system-seals?info=systemseals%2Fhydraulic_seals%2Frod_seals%2Fr17_i_asmtab.prj&amp;cwid=2529\" target=\"_blank\" rel=\"noopener\">CAD in Imperial<\/a><\/li>\n<li><a href=\"https:\/\/systemseals-embedded.partcommunity.com\/3d-cad-models\/r17-metric-rod-u-cup-seal-series-117-metric-system-seals?info=systemseals%2Fhydraulic_seals%2Frod_seals%2Fr17_m_asmtab.prj&amp;cwid=3819\" target=\"_blank\" rel=\"noopener\">CAD in Metric<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n            <\/div>\r\n                            <\/div>\r\n      <\/div>\r\n          <\/div>\r\n  <\/div>\r\n<\/section><section id=\"block_95b434aaa690c7602ac8b252cb2ae293\" class=\"section-intro py-12 md:py-24 on-white\">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n  <div class=\"column-main\">\r\n    <div class=\"w-full flex flex-col justify-between  gap-4 md:flex-row md:gap-8\">\r\n              <div class=\" flex flex-col gap-6\">\r\n                      <p class=\"body-lg font-bold pre-dot\">Engineered Performance<\/p>\r\n                            <\/div>\r\n            <div class=\"w-full max-w-[900px]\">\r\n        <div class=\"flex flex-col gap-6 \">\r\n                                <div class=\"prose flex flex-col gap-6\">\r\n              <h2>Built to Perform<\/h2>\n<p>Engineered for demanding hydraulic environments, this sealing solution delivers reliable performance under high pressure, wide temperature ranges, and aggressive media\u2014helping extend service life and reduce downtime.<\/p>\n<div class=\"flex flex-col md:flex-row\" style=\"gap: 64px;\">\n<div class=\"w-full\">\n<div class=\"body-md leading-[1.25em] font-semibold\">Benefits<\/div>\n<ul>\n<li>High pressure capability and wide temperature range<\/li>\n<li>Excellent fluid compatibility including water-based fluids (H-PU)<\/li>\n<li>Exceptional abrasion resistance<\/li>\n<li>Highly extrusion resistant<\/li>\n<li>Available in diameters up to 2100mm<\/li>\n<li>Double-lipped seal<\/li>\n<\/ul>\n<\/div>\n<div class=\"w-full\">\n<div class=\"body-md leading-[1.25em] font-semibold\">Applications<\/div>\n<ul>\n<li>Mining<\/li>\n<li>Agricultural Hydraulics<\/li>\n<li>Construction Equipment<\/li>\n<li>Presses<\/li>\n<li>Injection Molding Machines<\/li>\n<\/ul>\n<\/div>\n<\/div>\n            <\/div>\r\n                            <\/div>\r\n      <\/div>\r\n          <\/div>\r\n  <\/div>\r\n<\/section><section id=\"block_6daf00d5ddd7e55131ac3ccfdc6ab4b6\" class=\"title-on-blue py-24 md:py-[198px] bg-prussian-blue\">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n  <div class=\"column-main\">\r\n    <h3 class=\"max-w-[900px] mx-auto text-flash-white text-center\">\r\n       Designed for flexibility across materials, sizes, and performance requirements. Standard and custom diameters ensure optimal integration into your system.    <\/h3>\r\n  <\/div>\r\n<\/section><section id=\"block_257bb0d755b6a99d9e59e8bf5b4c9748\" class=\"full-width-media \">\r\n  <div class=\"anchor\" id=\"\"><\/div>\r\n      <div class=\"media-wrapper\">\r\n      <img src=\"https:\/\/www.systemseals.com\/wp-content\/uploads\/2026\/02\/product-full-width-1-scaled.png\" alt=\"\" class=\"w-full h-auto block\">\r\n    <\/div>\r\n  <\/section>","protected":false},"excerpt":{"rendered":"<p>117 Series The 117 Series U-cup seal is typically used as a primary seal in moderate to high-pressure applications. In applications using a sealing system, it is often used as a secondary seal with the 124 Series buffer seal. &nbsp; Installation Drawing Download Line sheet Material Ranges The 117 Series rod seal features high-grade polyurethane. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1737,"template":"","meta":{"_acf_changed":false,"footnotes":""},"product_category":[2],"product_industry":[12,11],"product_material":[],"class_list":["post-237","product","type-product","status-publish","has-post-thumbnail","hentry","product_category-rod-seals","product_industry-industrial","product_industry-oil-gas"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>117 Rod Seal U-Cup - Double Lip - Asymmetrical - System Seals - Top Manufacturer for Reliable Seals<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.systemseals.com\/en\/products\/117-rod-seal-u-cup-double-lip-asymmetrical\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"117 Rod Seal U-Cup - Double Lip - Asymmetrical - System Seals - Top Manufacturer for Reliable Seals\" \/>\n<meta property=\"og:description\" content=\"117 Series The 117 Series U-cup seal is typically used as a primary seal in moderate to high-pressure applications. In applications using a sealing system, it is often used as a secondary seal with the 124 Series buffer seal. &nbsp; Installation Drawing Download Line sheet Material Ranges The 117 Series rod seal features high-grade polyurethane. 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