材质：65锰钢，SUS304、316（A2、A4）；规格范围：M3-M36；表面处理：氧化黑、磷化、镀锌、达克罗、本色、久美特等。

The design of lock washer on gear surface combines the friction force and security of mechanical lock while the design of gear profile effectively prevents the vibration and loosening. …

Material: S60C, SUS304, 316 (A2/A4) high quality steel imported from Japan. Surface treatment: nature, harden, black phosphating, dehydrogenation, zinc plated, dacromet, electroplating, …

DIN 9250, type S/ VS, Safety lock washer with knurling standard. DIN 9250-S Safety Lock Washer dimension as below: Size D d t h min-max M2 4 2.2 0.35 0. 39-0. 6 M2. 5 4.8 2.7 0.45 0.

DIN 9250 S/DIN 9250 VS safety lock washer, conial serrated lock washer made of steel / stainless steel from China manufacturer, Type S and VS, size M3-M30.!

DIN 9250 DIN 9250 Single / Double Serration Safety Lock Washer. The dimension of DIN 9250 Safty Lock Washer Type S and Type VS as below:

Material: S60C, SUS304, 316 (A2/A4) high quality steel imported from Japan. Surface treatment: nature, harden, black phosphating, dehydrogenation, zinc plated, dacromet, electroplating, …

材质：65锰钢，SUS304、316（A2、A4）；规格范围：M3-M36；表面处理：氧化黑、磷化、镀锌、达克罗、本色、久美特等。

DIN9250防松垫圈、执行德国标准、按螺栓的使用条件分为两类：8.8级以下螺栓均选用S轻型安全防松垫圈、10.9级以上螺栓均先用VS重型安全垫圈系列、 目前大部分的中国地区用户由于不 …

材质：碳钢、不锈钢 304 ；规格范围：M3-M36；表面处理：本色加硬或磷化黑、除氢、镀锌、达克罗、电镀等；规格：齐全。