{"product_id":"29385-225","title":"29385-225","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThis precision-machined rod anti-extrusion ring is engineered to prevent the structural extrusion of primary elastomeric seals within high-pressure piston blocks. Manufactured from premium, high-strength technical polymers, its robust anti-extrusion cross-section handles extreme lateral clearances and intense pressure shifts safely. The perfectly flat geometric face ensures uniform support distribution across the dynamic sealing lip.\u003c\/p\u003e\n\u003cp\u003eDesigned for direct integration over high-pressure rod seal assemblies, this component eliminates performance-limiting seal shredding and premature circuit leak failures. Its low-friction inner border slides smoothly against hardened shafts, minimizing parasitic drag and heat build-up. This durable backup ring requires zero field maintenance, driving high process reliability and extensive service life.\u003c\/p\u003e\n\n\u003ch6\u003eFeatures\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength composite body defends against physical deformation and environmental stress cracking on high-speed machinery.\u003c\/li\u003e\n  \u003cli\u003eSmooth parallel geometry profile provides perfectly uniform contact pressure to optimize primary seal element life.\u003c\/li\u003e\n  \u003cli\u003ePremium anti-extrusion composition locks seals firmly into position, eliminating blowouts under high dynamic shock surges.\u003c\/li\u003e\n  \u003cli\u003eSymmetrical design integrates seamlessly into standardized high-pressure fluid power pump rod assemblies.\u003c\/li\u003e\n  \u003cli\u003eSplit or solid ring engineering removes the need for specialized assembly tools, accelerating maintenance setups.\u003c\/li\u003e\n  \u003cli\u003eAdvanced internal contour blocks airborne contaminants, keeping automation system parameters predictable and safe across loops.\u003c\/li\u003e\n  \u003cli\u003eLight, compact design minimizes physical friction load on flexible line arrays, enhancing overall layout longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eTechnical Specifications\u003c\/h6\u003e\n\u003ctable class=\"TechSpecs__Table-sc-13bifhe-0 fKxfqs\"\u003e\n  \u003ctbody\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003ePart No\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003e29385-225\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eProduct Type\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eRING,ANTI-EXTRUS.,ROD SEAL\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eSupplier Name\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eHaskel\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eApplication\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eAnti-extrusion backing and seal stabilization along high-pressure moving shafts\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eFunction\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eProtecting primary rubber rod seals from extrusion into clearance gaps under load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eCompatibility\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eStandard high-pressure pump rods, reciprocating booster pistons, and industrial sealing glands\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eInstallation Type\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eInternal gland assembly positioning placed axially behind the primary sealing element\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eCompatible Media\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003ePetroleum-based hydraulic oils, clean compressed air, inert process gases, and water-glycols\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003ePremium structural filled PTFE or technical high-modulus polymer compound matrix\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eOperating Condition\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eActive automated manufacturing lines exposed to continuous cyclic movement and extreme pressure differentials\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003ePerformance Feature\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eHigh resistance to mechanical shear distortion balanced with low sliding friction coefficients\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Haskel","offers":[{"title":"Default Title","offer_id":50162025038081,"sku":"29385-225","price":133.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/4850\/8417\/files\/haskel_0e2b8e39-80cb-491e-9f0e-358bafb7b4fc.png?v=1786093483","url":"https:\/\/shop.pneumaticandhydraulic.com\/products\/29385-225","provider":"Pneumatic \u0026 Hydraulic","version":"1.0","type":"link"}