When it comes to bolt and screw connection safety, the Disc Spring Washer (DIN6796) is an indispensable component that has stood the test of time. Also known as Belleville washer, this innovative fastener was invented by the French engineer Belleville, designed specifically to prevent loosening in bolt and screw connections. As a standard-compliant component (DIN6796), it ensures consistent quality and performance, making it a trusted choice for industries worldwide. The unique disc-shaped design of the DIN6796 disc spring washer provides high elasticity and preload force, effectively absorbing vibration and shock that cause bolts to loosen over time. Whether in machinery, automotive, or industrial equipment, this Belleville washer delivers reliable anti-loosening protection, extending the service life of your equipment and reducing maintenance costs. Choose Disc Spring Washer (DIN6796) – the original Belleville washer for secure, long-lasting bolted connections.

1. Disc spring washer as per DIN6796.
2. Material: 60Si2MnA, 50CrVA SUS301, SUS304, SUS316, HP15-7Mo, 17-7pH, 30W4Cr2v, INCONEL -750, INCONEL-718, 21 CrMoV 5 7, X 22 CrMoV 12 1, X 35 CrMo 17, X 30 WCrV 5 3, A286, CuSn 8, CuBe 2, Nimonic 90.
3. Surface treatment: Phosphating, electrophoresis, oxidize Bluing, mechanical Zinc plating, Polish, original, white zinc, black, nickel, chrome
4. We can customize disc spring as per customer's requirements.
5. Annual out put: 40, 000, 000PC/year
6. Package: Standard wood box or carton + pallet
7. Place of Origin: Yangzhou, China
8. Brand: Sunzo or OEM
9. Delivery time: 10 days
10. Heavy duty bolting are design for the connection of bolts, they are produced on standard of DIN6796, for medium or high strength bolts, screw connection. Bearing load is large and elastic recovery makes DIN 6796 series very effective. Bolt tension can withstand the relaxation produced by the following reason: Wearing, creep, relaxation, thermal expansion, contraction or compression seals.

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