{"title":"DIN 6796 Conical Spring Washers – A4 Stainless","description":"\u003ch1\u003eDIN 6796 Conical Spring Washers — A4 Marine Stainless Steel (SUS316), Whitened \u0026amp; Passivated\u003c\/h1\u003e\n\n\u003cp\u003eFULLERKREG DIN 6796 conical spring washers are manufactured to DIN 6796 standard in A4 marine stainless steel (SUS316 \/ 1.4401 \/ 06Cr17Ni12Mo2), whitened and passivated. DIN 6796 conical spring washers (also known as Belleville washers or disc spring lock washers) are specifically designed for use in bolted assemblies to prevent loosening under vibration and dynamic loads. The conical shape flattens under bolt preload, storing elastic energy that compensates for relaxation, creep, and thermal cycling in the joint. A4 stainless steel contains 2–3% molybdenum, providing superior resistance to chloride corrosion and seawater — the correct choice for marine, offshore, coastal, and chemical processing applications where A2 (SUS304) may suffer pitting corrosion. Designed for use with bolts of property class 8.8 to 10.9.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN 6796 (Conical Spring Washer for Bolt Assemblies)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e A4 Marine Stainless Steel (SUS316 \/ 1.4401 \/ 06Cr17Ni12Mo2)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Treatment:\u003c\/strong\u003e Whitened \u0026amp; Passivated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e M2 – M30\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMolybdenum content:\u003c\/strong\u003e 2–3% — superior chloride \u0026amp; seawater resistance vs. A2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProperty class compatibility:\u003c\/strong\u003e 8.8 – 10.9\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking principle:\u003c\/strong\u003e Conical spring force — maintains bolt preload under vibration, relaxation, and thermal cycling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlso known as:\u003c\/strong\u003e Belleville washer, disc spring lock washer, conical washer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStacking:\u003c\/strong\u003e Same direction = multiply load capacity; opposite direction = greater deflection \u0026amp; shock absorption\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReusable\u003c\/strong\u003e — as long as not deformed or damaged\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eNon-magnetic, corrosion-resistant\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eRoHS \u0026amp; REACH Compliant\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDimensional Specifications — DIN 6796, A4 Stainless Steel\u003c\/h2\u003e\n\u003cp\u003eAll dimensions in millimeters (mm). Per DIN 6796. Same dimensions as A2 grade — material and corrosion resistance differ.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eThread D\u003c\/th\u003e\n\u003cth\u003eD1 min\u003c\/th\u003e\n\u003cth\u003eD1 max\u003c\/th\u003e\n\u003cth\u003eD2\u003c\/th\u003e\n\u003cth\u003eH min\u003c\/th\u003e\n\u003cth\u003eH max\u003c\/th\u003e\n\u003cth\u003eS (ref)\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM2\u003c\/td\u003e\n\u003ctd\u003e2.20\u003c\/td\u003e\n\u003ctd\u003e2.40\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e0.50\u003c\/td\u003e\n\u003ctd\u003e0.60\u003c\/td\u003e\n\u003ctd\u003e0.40\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM2.5\u003c\/td\u003e\n\u003ctd\u003e2.70\u003c\/td\u003e\n\u003ctd\u003e2.90\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e0.61\u003c\/td\u003e\n\u003ctd\u003e0.72\u003c\/td\u003e\n\u003ctd\u003e0.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003e3.20\u003c\/td\u003e\n\u003ctd\u003e3.40\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003e0.72\u003c\/td\u003e\n\u003ctd\u003e0.85\u003c\/td\u003e\n\u003ctd\u003e0.60\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM3.5\u003c\/td\u003e\n\u003ctd\u003e3.70\u003c\/td\u003e\n\u003ctd\u003e3.90\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e0.94\u003c\/td\u003e\n\u003ctd\u003e1.06\u003c\/td\u003e\n\u003ctd\u003e0.80\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003e4.30\u003c\/td\u003e\n\u003ctd\u003e4.50\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003e1.11\u003c\/td\u003e\n\u003ctd\u003e1.30\u003c\/td\u003e\n\u003ctd\u003e1.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM5\u003c\/td\u003e\n\u003ctd\u003e5.30\u003c\/td\u003e\n\u003ctd\u003e5.50\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003e1.30\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003ctd\u003e1.20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM6\u003c\/td\u003e\n\u003ctd\u003e6.40\u003c\/td\u003e\n\u003ctd\u003e6.60\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e1.70\u003c\/td\u003e\n\u003ctd\u003e2.00\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM7\u003c\/td\u003e\n\u003ctd\u003e7.40\u003c\/td\u003e\n\u003ctd\u003e7.60\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003e2.00\u003c\/td\u003e\n\u003ctd\u003e2.00\u003c\/td\u003e\n\u003ctd\u003e1.75\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM8\u003c\/td\u003e\n\u003ctd\u003e8.40\u003c\/td\u003e\n\u003ctd\u003e8.60\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e1.40\u003c\/td\u003e\n\u003ctd\u003e2.80\u003c\/td\u003e\n\u003ctd\u003e2.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM10\u003c\/td\u003e\n\u003ctd\u003e10.50\u003c\/td\u003e\n\u003ctd\u003e10.80\u003c\/td\u003e\n\u003ctd\u003e23\u003c\/td\u003e\n\u003ctd\u003e2.20\u003c\/td\u003e\n\u003ctd\u003e3.29\u003c\/td\u003e\n\u003ctd\u003e2.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003ctd\u003e13.00\u003c\/td\u003e\n\u003ctd\u003e13.50\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003e2.50\u003c\/td\u003e\n\u003ctd\u003e3.50\u003c\/td\u003e\n\u003ctd\u003e3.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM14\u003c\/td\u003e\n\u003ctd\u003e15.00\u003c\/td\u003e\n\u003ctd\u003e15.50\u003c\/td\u003e\n\u003ctd\u003e33\u003c\/td\u003e\n\u003ctd\u003e3.04\u003c\/td\u003e\n\u003ctd\u003e4.05\u003c\/td\u003e\n\u003ctd\u003e3.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003ctd\u003e17.00\u003c\/td\u003e\n\u003ctd\u003e17.50\u003c\/td\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003ctd\u003e3.51\u003c\/td\u003e\n\u003ctd\u003e4.51\u003c\/td\u003e\n\u003ctd\u003e4.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM18\u003c\/td\u003e\n\u003ctd\u003e19.00\u003c\/td\u003e\n\u003ctd\u003e19.50\u003c\/td\u003e\n\u003ctd\u003e42\u003c\/td\u003e\n\u003ctd\u003e3.09\u003c\/td\u003e\n\u003ctd\u003e5.60\u003c\/td\u003e\n\u003ctd\u003e4.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM20\u003c\/td\u003e\n\u003ctd\u003e21.00\u003c\/td\u003e\n\u003ctd\u003e21.50\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e5.00\u003c\/td\u003e\n\u003ctd\u003e6.40\u003c\/td\u003e\n\u003ctd\u003e5.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM22\u003c\/td\u003e\n\u003ctd\u003e23.00\u003c\/td\u003e\n\u003ctd\u003e23.50\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e5.55\u003c\/td\u003e\n\u003ctd\u003e6.55\u003c\/td\u003e\n\u003ctd\u003e5.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM24\u003c\/td\u003e\n\u003ctd\u003e25.00\u003c\/td\u003e\n\u003ctd\u003e25.50\u003c\/td\u003e\n\u003ctd\u003e56\u003c\/td\u003e\n\u003ctd\u003e6.15\u003c\/td\u003e\n\u003ctd\u003e7.75\u003c\/td\u003e\n\u003ctd\u003e6.00\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM27\u003c\/td\u003e\n\u003ctd\u003e28.00\u003c\/td\u003e\n\u003ctd\u003e28.50\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e6.77\u003c\/td\u003e\n\u003ctd\u003e7.75\u003c\/td\u003e\n\u003ctd\u003e6.50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM30\u003c\/td\u003e\n\u003ctd\u003e31.00\u003c\/td\u003e\n\u003ctd\u003e31.50\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e8.00\u003c\/td\u003e\n\u003ctd\u003e9.30\u003c\/td\u003e\n\u003ctd\u003e7.00\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eAll dimensions in mm per DIN 6796. D1 = inner diameter; D2 = outer diameter; H = free height (conical); S = material thickness.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eA4 vs. A2 Stainless Steel — Key Differences\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eA4 (SUS316) — This Product\u003c\/th\u003e\n\u003cth\u003eA2 (SUS304)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMolybdenum (Mo)\u003c\/td\u003e\n\u003ctd\u003e2.0 – 3.0%\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eChloride resistance\u003c\/td\u003e\n\u003ctd\u003eSuperior — marine grade\u003c\/td\u003e\n\u003ctd\u003eGood — general use\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSeawater resistance\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAcid resistance\u003c\/td\u003e\n\u003ctd\u003eBetter (Mo addition)\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTypical use\u003c\/td\u003e\n\u003ctd\u003eMarine, offshore, coastal, chemical\u003c\/td\u003e\n\u003ctd\u003eGeneral outdoor, food, fresh water\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDIN 6796 vs. DIN 127 Split Ring Lock Washer — Key Differences\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDIN 6796 (Conical Spring)\u003c\/th\u003e\n\u003cth\u003eDIN 127 (Split Ring)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWorking principle\u003c\/td\u003e\n\u003ctd\u003eContinuous spring force — maintains preload\u003c\/td\u003e\n\u003ctd\u003eSharp edges bite into surfaces\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVibration resistance\u003c\/td\u003e\n\u003ctd\u003eSuperior — spring force maintained under vibration\u003c\/td\u003e\n\u003ctd\u003eLimited — edges can embed and lose effect\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLoad capacity\u003c\/td\u003e\n\u003ctd\u003eHigh — stackable for increased load\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eReusability\u003c\/td\u003e\n\u003ctd\u003eYes — if not deformed\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSurface damage\u003c\/td\u003e\n\u003ctd\u003eMinimal — no sharp edges\u003c\/td\u003e\n\u003ctd\u003eMarks mating surfaces\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest for\u003c\/td\u003e\n\u003ctd\u003eHeavy vibration, engines, turbines, marine\u003c\/td\u003e\n\u003ctd\u003eGeneral light-duty anti-loosening\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eMaterial Properties — A4 Marine Stainless Steel (SUS316)\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMaterial Grade\u003c\/td\u003e\n\u003ctd\u003eA4 \/ SUS316 \/ 1.4401 \/ 06Cr17Ni12Mo2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCr Content\u003c\/td\u003e\n\u003ctd\u003e16.0 – 18.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eNi Content\u003c\/td\u003e\n\u003ctd\u003e10.0 – 14.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMo Content\u003c\/td\u003e\n\u003ctd\u003e2.0 – 3.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSurface Treatment\u003c\/td\u003e\n\u003ctd\u003eWhitened \u0026amp; Passivated\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMagnetic\u003c\/td\u003e\n\u003ctd\u003eNon-magnetic (austenitic)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-196°C to +300°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCorrosion Resistance\u003c\/td\u003e\n\u003ctd\u003eExcellent — seawater, chlorides, acids, marine environments\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eProperty class compatibility\u003c\/td\u003e\n\u003ctd\u003e8.8 – 10.9\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRoHS \/ REACH\u003c\/td\u003e\n\u003ctd\u003eCompliant\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eApplication Scenarios\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; offshore equipment\u003c\/strong\u003e — bolted connections in seawater splash zones, offshore platforms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoastal structures\u003c\/strong\u003e — salt air environments where A2 may suffer chloride pitting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical processing plants\u003c\/strong\u003e — chloride or acid-containing environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwimming pool \u0026amp; water treatment\u003c\/strong\u003e — chlorinated water resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngines \u0026amp; turbines in marine applications\u003c\/strong\u003e — high-vibration connections with superior corrosion resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFood \u0026amp; pharmaceutical processing\u003c\/strong\u003e — non-magnetic, hygienic, corrosion-resistant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral heavy-duty bolted assemblies\u003c\/strong\u003e — wherever marine-grade anti-loosening performance is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Photo Gallery\u003c\/h2\u003e\n\u003cp\u003eFULLERKREG DIN 6796 Conical Spring Washers, A4 Marine Stainless Steel:\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 D1, D2, H, S and spring characteristics\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, RoHS declarations available\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\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Why choose A4 over A2 for conical spring washers?\u003c\/strong\u003e\u003cbr\u003e\nA: A4 (SUS316) contains 2–3% molybdenum which significantly improves resistance to chloride pitting and crevice corrosion. In seawater, coastal, or chloride-rich environments, A4 is the correct choice where A2 (SUS304) may suffer pitting over time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is a DIN 6796 conical spring washer?\u003c\/strong\u003e\u003cbr\u003e\nA: DIN 6796 specifies conical spring washers (Belleville washers) for bolt assemblies. The conical shape flattens under bolt preload, storing spring energy that maintains clamping force under vibration, relaxation, and thermal cycling. Designed for use with property class 8.8–10.9 bolts.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can DIN 6796 washers be stacked?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. Stack in the same direction to multiply load capacity. Stack in opposite directions to increase deflection range and shock\/vibration absorption.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Are DIN 6796 washers reusable?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, as long as the washer has not been deformed beyond its elastic limit or otherwise damaged.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Do you provide material test certificates?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. Mill certificates and RoHS declarations available upon request.\u003c\/p\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-6796-conical-spring-washers-a4-stainless.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}