{"product_id":"sierra-marine-187111-o-ring-replacement-seal","title":"Sierra Marine 187111 O-Ring Replacement Seal","description":"0.197 Inch Inside Diameter x 0.113 Inch Thickness; Single\n\u003cp\u003eThe Sierra Marine 187111 O-Ring is a replacement sealing component designed for use in compatible marine systems. It helps create a secure seal between mating components, supporting proper operation and helping prevent unwanted fluid or air leakage at the connection point. This O-ring is a practical choice when servicing equipment and replacing a worn, compressed, cracked, or missing seal.\u003cbr\u003eUse the Sierra Marine 187111 as a direct replacement only after confirming compatibility with your specific application. O-rings can vary by profile, material, and intended use, so compare the original seal and consult the equipment manufacturer’s service information before installation. Proper fit is essential for reliable sealing performance, especially in systems exposed to vibration, pressure, temperature changes, or repeated maintenance.\u003cbr\u003eFor best results, inspect the sealing groove and mating surfaces before fitting the replacement. Remove dirt, residue, and remnants of the previous seal, and check for scratches, corrosion, or other damage that could affect sealing. Install the O-ring evenly without twisting, stretching, or pinching it during assembly. A suitable lubricant may be used when recommended by the equipment manufacturer. Sierra Marine part number 187111 provides a convenient replacement reference for maintenance professionals, boat owners, and technicians seeking a dependable service part for compatible marine equipment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eReplacement Seal: Designed to replace a worn, damaged, or missing O-ring in compatible marine equipment.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSierra Marine Part Number: Identified by part number 187111 for easier application matching and service reference.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLeak Prevention: Helps seal the connection between compatible mating components when correctly fitted.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaintenance Application: Suitable for repair, servicing, and preventative maintenance on compatible systems.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInstallation Guidance: Requires clean sealing surfaces and careful installation without twisting, pinching, or damaging the O-ring.\u003c\/li\u003e\u003c\/ul\u003e","brand":"SIERRAMARINE","offers":[{"title":"Default Title","offer_id":44771496820778,"sku":"S5M187111","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/ImageServerAPI_ecb38f4d-84e2-45f4-85e8-af4e51603500.jpg?v=1788226891","url":"https:\/\/atticusgoods.com\/products\/sierra-marine-187111-o-ring-replacement-seal","provider":"Atticus Goods","version":"1.0","type":"link"}