{"product_id":"gb93-a2-70-304-ss-spring-split-lock-washer","title":"GB93 A2-70 304 Stainless Steel Spring Split Lock Washer for Bolts and Nuts","description":"\u003ch2\u003eGB93 A2-70 304 Stainless Steel Spring Split Lock Washer for Bolts and Nuts\u003c\/h2\u003e\u003cp\u003eA2-70 grade 304 stainless steel spring split lock washers to GB93 \/ DIN127 standard. The split and helical spring design bites into both the bolt head and the workpiece surface, providing anti-loosening resistance under vibration and dynamic loads. Corrosion-resistant 304 stainless steel suits electronics, outdoor, and humid environment applications.\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\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003ctd\u003eA2-70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003ctd\u003eGB93 \/ DIN127 \/ ISO 7980\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eSpring split lock washer (helical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003eM2 – M24 (per variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003ctd\u003eAnti-loosening under vibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eWhy Choose GB93 304 SS Spring Lock Washers?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring anti-loosening action\u003c\/strong\u003e — helical split bites into bolt head and workpiece; resists loosening under vibration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA2-70 304 stainless steel\u003c\/strong\u003e — corrosion-resistant for electronics, outdoor, and humid environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGB93 \/ DIN127 standard\u003c\/strong\u003e — interchangeable with ISO 7980; fits all standard metric bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide size range\u003c\/strong\u003e — M2 to M24 covers all standard electronics and mechanical assembly sizes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable\u003c\/strong\u003e — can be removed and reinstalled without losing spring function\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMotor and gearbox mounting (anti-loosening under vibration)\u003c\/li\u003e\n\u003cli\u003e3D printer frame and motion system assembly (M3\/M4\/M5)\u003c\/li\u003e\n\u003cli\u003eElectronics enclosure panel fastening in vibration-prone environments\u003c\/li\u003e\n\u003cli\u003eRobotics and automation joint fastening\u003c\/li\u003e\n\u003cli\u003eAutomotive and machinery assembly requiring vibration resistance\u003c\/li\u003e\n\u003cli\u003eGeneral mechanical assembly where bolt loosening is a concern\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAll standard metric bolts M2–M24. Use with DIN931\/DIN933 hex bolts, DIN912 socket head cap screws, and all standard metric fasteners. Typically used together with a flat washer (DIN125) under the lock washer for best results.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Should I use a flat washer with a lock washer?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The recommended assembly order is: bolt head → lock washer → flat washer → workpiece. The flat washer protects the workpiece surface; the lock washer provides anti-loosening action between the bolt head and flat washer.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Are spring lock washers effective against vibration loosening?\u003c\/strong\u003e\u003cbr\u003eA: Spring lock washers provide moderate vibration resistance. For high-vibration applications, consider thread-locking adhesive (Loctite) or nylon insert lock nuts (Nylock) in addition to or instead of spring lock washers.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eGB93 A2-70 304 SS spring split lock washers (quantity and size per selected variant)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"50pcs M1.6","offer_id":46891816648939,"sku":"100006028:200040020#100pcs M1.6","price":2.86,"currency_code":"USD","in_stock":true},{"title":"100pcs M1.6","offer_id":46891815600363,"sku":"100006028:200630733#500pcs M1.6","price":4.5,"currency_code":"USD","in_stock":true},{"title":"50pcs M2","offer_id":46891816681707,"sku":"100006028:200104129#100pcs M2","price":2.88,"currency_code":"USD","in_stock":true},{"title":"100pcs M2","offer_id":46891815862507,"sku":"100006028:202198813#500pcs M2","price":4.6,"currency_code":"USD","in_stock":true},{"title":"50pcs 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