{"title":"GB93 Lock Washer","description":"\u003ch1\u003eGB93 Lock Washer\u003c\/h1\u003e\u003cp\u003eFULLERKREG supplies GB93 helical spring lock washers across a full range of materials and surface treatments. GB 93-1987 is the Chinese national standard for helical spring lock washers, functionally equivalent to DIN 127 Type B. All products are manufactured to strict GB93 dimensional tolerances and are available for wholesale and bulk supply.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eProduct Variants — Browse by Material \u0026amp; Finish\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-lock-washer-a2-stainless\"\u003e\u003cstrong\u003eGB93 Lock Washer — A2 Stainless Steel (SUS304), Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003eA2 stainless steel (SUS304) · Whitened \u0026amp; passivated · M2–M48 · Non-magnetic · General corrosion resistance · Food-safe\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-lock-washer-a4-stainless\"\u003e\u003cstrong\u003eGB93 Lock Washer — A4 Marine Stainless Steel (SUS316), Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003eA4 stainless steel (SUS316) · Whitened \u0026amp; passivated · M2–M48 · Marine-grade · Mo 2–3% · Superior chloride \u0026amp; seawater resistance\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-lock-washer-duplex-2205-stainless-steel\"\u003e\u003cstrong\u003eGB93 Lock Washer — Duplex 2205 Stainless Steel, Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003eDuplex 2205 · Whitened \u0026amp; passivated · M2–M48 · Ultra-high strength · Extreme corrosion resistance · Offshore \u0026amp; chemical industry\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-85-lock-washer-65mn-steel-430-510hv-zinc\"\u003e\u003cstrong\u003eGB93-85 Lock Washer — 65Mn Spring Steel, 430–510HV, Zinc Plated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e65Mn spring steel (GB\/T 1222) · Mechanical zinc plating · M2–M48 · 430–510 HV · High spring force · Outdoor corrosion protection\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-85-lock-washer-65mn-steel-430-510hv-black\"\u003e\u003cstrong\u003eGB93-85 Lock Washer — 65Mn Spring Steel, 430–510HV, Black Oxide\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e65Mn spring steel (GB\/T 1222) · Black oxide · M2–M48 · 430–510 HV · Matte black · No hydrogen embrittlement · Precision indoor use\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-85-lock-washer-70-steel-zinc\"\u003e\u003cstrong\u003eGB93-85 Lock Washer — 70# Spring Steel, Zinc Plated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e70# spring steel (GB\/T 699) · Mechanical zinc plating · M2–M48 · 40–50 HRC · High spring force · Outdoor corrosion protection\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/gb93-85-lock-washer-70-steel-black\"\u003e\u003cstrong\u003eGB93-85 Lock Washer — 70# Spring Steel, Black Oxide\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e70# spring steel (GB\/T 699) · Black oxide · M2–M48 · 40–50 HRC · Matte black · No hydrogen embrittlement · Heavy-duty indoor use\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eHow to Choose the Right Grade\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eApplication Environment\u003c\/th\u003e\n\u003cth\u003eRecommended Grade\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMarine, offshore, seawater splash zone\u003c\/td\u003e\n\u003ctd\u003eA4 Stainless Steel (SUS316)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme corrosion + high strength required\u003c\/td\u003e\n\u003ctd\u003eDuplex 2205 Stainless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeneral outdoor, food processing, fresh water\u003c\/td\u003e\n\u003ctd\u003eA2 Stainless Steel (SUS304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeavy machinery, outdoor or humid environment\u003c\/td\u003e\n\u003ctd\u003e65Mn or 70# Steel, Zinc Plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeavy machinery, indoor or dry environment\u003c\/td\u003e\n\u003ctd\u003e65Mn or 70# Steel, Black Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrecision assembly, minimal coating thickness\u003c\/td\u003e\n\u003ctd\u003e65Mn or 70# Steel, Black Oxide (1–3 um)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eGB93 Standard Overview\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e GB 93-1987\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Helical spring lock washer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquivalent:\u003c\/strong\u003e DIN 127 Type B (functionally equivalent, largely dimensionally compatible)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize range:\u003c\/strong\u003e M2–M48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance standard:\u003c\/strong\u003e GB 9\/T94.1-2008\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAll grades RoHS \u0026amp; REACH compliant\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eProduct Photo Gallery\u003c\/h2\u003e\u003cp\u003eFULLERKREG GB93 Lock Washers — product range overview:\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"width:25%;text-align:center;padding:12px\"\u003e[ Photo 1 ]\u003c\/td\u003e\n\u003ctd style=\"width:25%;text-align:center;padding:12px\"\u003e[ Photo 2 ]\u003c\/td\u003e\n\u003ctd style=\"width:25%;text-align:center;padding:12px\"\u003e[ Photo 3 ]\u003c\/td\u003e\n\u003ctd style=\"width:25%;text-align:center;padding:12px\"\u003e[ Photo 4 ]\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eWhy Choose FULLERKREG?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e🏭 \u003cstrong\u003eDirect manufacturer\u003c\/strong\u003e — factory in China, no middlemen\u003c\/li\u003e\n\u003cli\u003e📐 \u003cstrong\u003eStrict GB dimensional control\u003c\/strong\u003e — 100% inspection on critical dimensions and hardness\u003c\/li\u003e\n\u003cli\u003e🌍 \u003cstrong\u003eGlobal export experience\u003c\/strong\u003e — serving distributors in Europe, North America, Southeast Asia\u003c\/li\u003e\n\u003cli\u003e📦 \u003cstrong\u003eFlexible MOQ\u003c\/strong\u003e — small trial orders and large bulk shipments both welcome\u003c\/li\u003e\n\u003cli\u003e📋 \u003cstrong\u003eFull documentation\u003c\/strong\u003e — material certs, hardness reports, RoHS declarations on request\u003c\/li\u003e\n\u003cli\u003e⚡ \u003cstrong\u003eFast lead times\u003c\/strong\u003e — standard sizes in stock, ready to ship\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eFULLERKREG Fasteners\u003c\/strong\u003e — Precision GB and DIN Standard Fasteners, Direct from Manufacturer.\u003cbr\u003eFor wholesale inquiries, technical questions, or custom orders, please contact our sales team.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/gb93-lock-washer.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}