{"product_id":"m1-m7-steel-r-type-spring-cotter-pin-wave-split-clip","title":"M1–M7 Steel R Type Spring Cotter Pin — Wave Shape Split Clip Clamp Hair Pin for Car \u0026 Machinery","description":"\u003ch2\u003eM1–M7 Steel R Type Spring Cotter Pin — Wave Shape Split Clip Clamp Hair Pin for Car \u0026amp; Machinery\u003c\/h2\u003e\u003cp\u003eSteel R type spring cotter pins (hair pins \/ wave split clips) for shaft retention, clevis pin locking, and quick-release fastening in automotive, agricultural, and general machinery applications. The R-shaped spring clip snaps onto a shaft groove or through a hole, providing a secure but easily removable retention without tools. Available in M1–M7 sizes.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSpring Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eR type spring cotter pin \/ hair pin \/ wave split clip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003eM1, M1.5, M2, M2.5, M3, M4, M5, M6, M7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eSnap-on — no tools required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRemoval\u003c\/th\u003e\n\u003ctd\u003ePull off by hand or with pliers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eWhy Choose R Type Spring Cotter Pins?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool-free installation and removal\u003c\/strong\u003e — snap on and pull off by hand for quick maintenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring steel construction\u003c\/strong\u003e — maintains clamping force over repeated installation cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM1–M7 range\u003c\/strong\u003e — covers miniature electronics to automotive and agricultural machinery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable\u003c\/strong\u003e — can be removed and reinstalled multiple times without deformation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact\u003c\/strong\u003e — low-profile retention without protruding hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eClevis pin and hitch pin retention in agricultural equipment (tractors, implements)\u003c\/li\u003e\n\u003cli\u003eAutomotive linkage and throttle cable retention\u003c\/li\u003e\n\u003cli\u003eShaft groove retention in machinery and power tools\u003c\/li\u003e\n\u003cli\u003eQuick-release pin locking in jigs and fixtures\u003c\/li\u003e\n\u003cli\u003eRC model and drone linkage retention\u003c\/li\u003e\n\u003cli\u003eGeneral machinery maintenance and repair\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between an R pin and a traditional cotter pin?\u003c\/strong\u003e\u003cbr\u003eA: A traditional cotter pin (split pin) is inserted through a hole and bent to lock in place — it is single-use and must be replaced after removal. An R type spring pin snaps onto a shaft groove or through a hole and can be removed and reinstalled repeatedly without deformation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What size R pin do I need for my shaft?\u003c\/strong\u003e\u003cbr\u003eA: The R pin size should match the shaft diameter. For example, an M3 R pin fits a 3mm shaft groove. Measure the shaft diameter and select the matching size.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSteel R type spring cotter pins (quantity and size per selected variant)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"10pcs 1x18mm","offer_id":46885359157483,"sku":"380:3269285#10pcs 1x18mm","price":3.24,"currency_code":"USD","in_stock":true},{"title":"30pcs 1x18mm","offer_id":46885358698731,"sku":"380:202732822#50pcs 1x18mm","price":5.5,"currency_code":"USD","in_stock":true},{"title":"30pcs 1.2x20mm","offer_id":46885358633195,"sku":"380:202732824#50pcs 1.2x20mm","price":6.0,"currency_code":"USD","in_stock":true},{"title":"30pcs 1.2x25mm","offer_id":46885358567659,"sku":"380:201336458#50pcs 1.2x25mm","price":5.02,"currency_code":"USD","in_stock":true},{"title":"10pcs 1.2x20mm","offer_id":46885359124715,"sku":"380:7635387#10pcs 1.2x20mm","price":3.36,"currency_code":"USD","in_stock":true},{"title":"10pcs 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