{"product_id":"ms28774-237","title":"MS28774-237  -  Retainer Ring","description":"\u003cp data-end=\"283\" data-start=\"0\"\u003ePart number \u003cstrong data-end=\"45\" data-start=\"30\"\u003eMS28774-237\u003c\/strong\u003e is a \u003cstrong data-end=\"73\" data-start=\"51\"\u003espiral backup ring\u003c\/strong\u003e designed for aerospace hydraulic and pneumatic sealing systems. Backup rings are used with O-rings to prevent seal extrusion under high-pressure conditions, improving seal integrity and extending service life.\u003c\/p\u003e\n\u003cp data-end=\"451\" data-start=\"285\"\u003eThe \u003cstrong data-end=\"300\" data-start=\"289\"\u003eMS28774\u003c\/strong\u003e series generally consists of PTFE (Teflon) spiral-cut backup rings intended for dynamic and static sealing applications in aircraft hydraulic systems.\u003c\/p\u003e\n\u003cp data-end=\"473\" data-start=\"453\"\u003e\u003cstrong data-end=\"471\" data-start=\"453\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"713\" data-start=\"474\"\u003e\n\u003cli data-end=\"506\" data-start=\"474\" data-section-id=\"1ml7ra5\"\u003e\n\u003cstrong data-end=\"492\" data-start=\"476\"\u003ePart Number:\u003c\/strong\u003e MS28774-237\u003c\/li\u003e\n\u003cli data-end=\"561\" data-start=\"507\" data-section-id=\"1l94tw4\"\u003e\n\u003cstrong data-end=\"518\" data-start=\"509\"\u003eType:\u003c\/strong\u003e Spiral backup ring \/ anti-extrusion ring\u003c\/li\u003e\n\u003cli data-end=\"621\" data-start=\"562\" data-section-id=\"fqb8ll\"\u003e\n\u003cstrong data-end=\"577\" data-start=\"564\"\u003eMaterial:\u003c\/strong\u003e PTFE (Teflon) or equivalent fluoropolymer\u003c\/li\u003e\n\u003cli data-end=\"642\" data-start=\"622\" data-section-id=\"1k88m2w\"\u003e\n\u003cstrong data-end=\"634\" data-start=\"624\"\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli data-end=\"713\" data-start=\"643\" data-section-id=\"xjf77e\"\u003e\n\u003cstrong data-end=\"661\" data-start=\"645\"\u003eApplication:\u003c\/strong\u003e Aerospace hydraulic and pneumatic sealing systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"731\" data-start=\"715\"\u003e\u003cstrong data-end=\"729\" data-start=\"715\"\u003eDimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"879\" data-start=\"732\"\u003e\n\u003cli data-end=\"781\" data-start=\"732\" data-section-id=\"1219mgz\"\u003e\n\u003cstrong data-end=\"759\" data-start=\"734\"\u003eInside Diameter (ID):\u003c\/strong\u003e 86.00 mm (3.386 in)\u003c\/li\u003e\n\u003cli data-end=\"832\" data-start=\"782\" data-section-id=\"12hblih\"\u003e\n\u003cstrong data-end=\"810\" data-start=\"784\"\u003eOutside Diameter (OD):\u003c\/strong\u003e 91.36 mm (3.597 in)\u003c\/li\u003e\n\u003cli data-end=\"879\" data-start=\"833\" data-section-id=\"jx9csp\"\u003e\n\u003cstrong data-end=\"858\" data-start=\"835\"\u003eHeight \/ Thickness:\u003c\/strong\u003e 1.25 mm (0.049 in)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"895\" data-start=\"881\"\u003e\u003cstrong data-end=\"893\" data-start=\"881\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1198\" data-start=\"896\"\u003e\n\u003cli data-end=\"945\" data-start=\"896\" data-section-id=\"18uvzmb\"\u003ePrevents O-ring extrusion under high pressure\u003c\/li\u003e\n\u003cli data-end=\"1021\" data-start=\"946\" data-section-id=\"1soektr\"\u003eSpiral-cut design allows easy installation over shafts and into grooves\u003c\/li\u003e\n\u003cli data-end=\"1072\" data-start=\"1022\" data-section-id=\"86epvi\"\u003eLow friction and chemically resistant material\u003c\/li\u003e\n\u003cli data-end=\"1119\" data-start=\"1073\" data-section-id=\"o2hyyt\"\u003eCompatible with aerospace hydraulic fluids\u003c\/li\u003e\n\u003cli data-is-last-node=\"\" data-end=\"1198\" data-start=\"1120\" data-section-id=\"1mxrubu\"\u003eCommonly used in aircraft actuators, valves, pumps, and hydraulic assemblies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zenith Aviation","offers":[{"title":"Default Title","offer_id":53172660404588,"sku":"MS28774-237","price":1.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/3788\/3813\/files\/IMG_5570.jpg?v=1778263713","url":"https:\/\/shop.zenithaviation.com\/products\/ms28774-237","provider":"Zenith Aviation","version":"1.0","type":"link"}