{"title":"DIN 137 Spring Washer","description":"\u003ch1\u003eDIN 137 Spring Washer — Complete Product Series\u003c\/h1\u003e\n\n\u003cp\u003eFULLERKREG DIN 137 spring washers are manufactured to DIN 137 standard in two profile types and a full range of materials and surface treatments. DIN 137 washers feature a larger outer diameter than DIN 128 for the same bolt size, providing greater spring travel and higher load capacity. Type A (curved) features a single dished arc for smooth, even load distribution. Type B (crinkled) features multiple corrugations for distributed multi-point contact. Both types provide axial spring force without sharp edges — ideal for soft materials, coated surfaces, and applications where surface marking must be avoided. Select the type, material, and finish that matches your application below.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Variants — Browse by Type, Material \u0026amp; Finish\u003c\/h2\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/din-137a-spring-washer-curved-a2-stainless\"\u003e\u003cstrong\u003eDIN 137A Spring Washer (Curved) — A2 Stainless Steel (SUS304), Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nA2 stainless steel (SUS304) · Whitened \u0026amp; passivated · M3–M36 · Curved profile · Non-magnetic · General corrosion resistance · Food-safe\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/din-137a-spring-washer-curved-65mn-steel-zinc-cr3\"\u003e\u003cstrong\u003eDIN 137A Spring Washer (Curved) — 65Mn Spring Steel, Zinc CR3\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n65Mn spring steel (GB\/T 1222) · Zinc CR3 electroplating · M3–M36 · Curved profile · 430–510 HV · ≥72h NSS · RoHS compliant · Post-plate baking (ISO 9587)\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/din-137b-spring-washer-crinkled-a2-stainless\"\u003e\u003cstrong\u003eDIN 137B Spring Washer (Crinkled) — A2 Stainless Steel (SUS304), Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nA2 stainless steel (SUS304) · Whitened \u0026amp; passivated · M3–M36 · Crinkled profile · Non-magnetic · General corrosion resistance · Food-safe\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/din-137b-spring-washer-crinkled-a4-stainless\"\u003e\u003cstrong\u003eDIN 137B Spring Washer (Crinkled) — A4 Marine Stainless Steel (SUS316), Whitened \u0026amp; Passivated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nA4 stainless steel (SUS316) · Whitened \u0026amp; passivated · M3–M36 · Crinkled profile · Mo 2–3% · Marine-grade · Superior chloride \u0026amp; seawater resistance\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/din-137b-spring-washer-crinkled-65mn-steel-zinc-cr3\"\u003e\u003cstrong\u003eDIN 137B Spring Washer (Crinkled) — 65Mn Spring Steel, Zinc CR3\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n65Mn spring steel (GB\/T 1222) · Zinc CR3 electroplating · M3–M36 · Crinkled profile · 430–510 HV · ≥72h NSS · RoHS compliant · Post-plate baking (ISO 9587)\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eHow to Choose the Right Grade\u003c\/h2\u003e\n\n\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\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 Steel, Zinc CR3\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSmooth bearing surface, high load\u003c\/td\u003e\n\u003ctd\u003eDIN 137 Type A (Curved)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMulti-point contact, general assemblies\u003c\/td\u003e\n\u003ctd\u003eDIN 137 Type B (Crinkled)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSoft materials, coated surfaces, no marking\u003c\/td\u003e\n\u003ctd\u003eEither type — no sharp edges\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDIN 137 Type A vs. Type B\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eType A (Curved)\u003c\/th\u003e\n\u003cth\u003eType B (Crinkled)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eProfile\u003c\/td\u003e\n\u003ctd\u003eSingle curved arc (dished)\u003c\/td\u003e\n\u003ctd\u003eMultiple corrugations (crinkled \/ wavy)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eContact\u003c\/td\u003e\n\u003ctd\u003eContinuous curved contact\u003c\/td\u003e\n\u003ctd\u003eMulti-point contact\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSpring action\u003c\/td\u003e\n\u003ctd\u003eAxial spring via single curve\u003c\/td\u003e\n\u003ctd\u003eDistributed multi-wave spring force\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSurface marking\u003c\/td\u003e\n\u003ctd\u003eNone — smooth curved surface\u003c\/td\u003e\n\u003ctd\u003eNone — no sharp edges\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSize range\u003c\/td\u003e\n\u003ctd\u003eM3–M36\u003c\/td\u003e\n\u003ctd\u003eM3–M36\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDIN 137 vs. DIN 128 — Key Difference\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDIN 137\u003c\/th\u003e\n\u003cth\u003eDIN 128\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOuter diameter\u003c\/td\u003e\n\u003ctd\u003eLarger OD for same bolt size\u003c\/td\u003e\n\u003ctd\u003eSmaller OD (designed for cheese\/pan head screws)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSpring travel\u003c\/td\u003e\n\u003ctd\u003eGreater\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLoad capacity\u003c\/td\u003e\n\u003ctd\u003eHigher (larger bearing area)\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSize range\u003c\/td\u003e\n\u003ctd\u003eM3–M36\u003c\/td\u003e\n\u003ctd\u003eM2–M36\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDIN 137 Standard Overview\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN 137\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTypes:\u003c\/strong\u003e Type A (Curved) · Type B (Crinkled \/ Wavy)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize range:\u003c\/strong\u003e M3 – M36\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey advantage vs. DIN 128:\u003c\/strong\u003e Larger OD — greater spring travel and higher load capacity for same bolt size\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey advantage vs. DIN 127:\u003c\/strong\u003e No sharp edges — no surface marking, suitable for soft materials and coated surfaces\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eAll grades RoHS \u0026amp; REACH compliant\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Photo Gallery\u003c\/h2\u003e\n\u003cp\u003eFULLERKREG DIN 137 Spring Washers — product range overview:\u003c\/p\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \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\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose FULLERKREG?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e🏭 \u003cstrong\u003eDirect manufacturer\u003c\/strong\u003e — factory in China, no middlemen\u003c\/li\u003e\n  \u003cli\u003e📐 \u003cstrong\u003eStrict DIN dimensional control\u003c\/strong\u003e — 100% inspection on critical dimensions\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\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eFULLERKREG Fasteners\u003c\/strong\u003e — Precision DIN Standard Fasteners, Direct from Manufacturer.\u003cbr\u003e\nFor wholesale inquiries, technical questions, or custom orders, please contact our sales team.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/din-137-spring-washer.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}