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. Specifications. SUNZO DIN9250 Serrated Safety Washer can be used for M1.6 to M36. Learn more about specifications of DIN 9250 Serrated Safety Washer >

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

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太了解、通常会选择轻型S系列！ 全称：双面齿防滑垫、齿面安全垫圈，碟形防松垫圈.。 相对比普通碟形弹簧垫圈而言表面增加的齿形纹主要起到防滑和锁紧的作用，通过增加摩擦阻力更加有效避免螺栓工作过程中因松动而导致的安全隐患，一定意义上说齿面防松垫圈是碟形垫圈的改良产 …

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。