S-97775A150 0.141" ID x 0.32" OD ASME B18.21.1; MS35335-58 Mil. Spec. External-Tooth Lock Washers
Mil. Spec. External-Tooth Lock Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance prevents loosening under dynamic loads, ensuring long-term joint integrity
- 410 stainless steel construction provides excellent corrosion resistance and durability in harsh environments
- External tooth design creates maximum bite and holding power against mating surfaces
- Rockwell C40 hardness maintains tooth integrity and spring action through repeated cycles
- Precision dimensions (0.141" ID x 0.32" OD) ensure perfect fit for No. 6 screw applications
- Dual compliance certification meets both RoHS 3 and REACH environmental standards
- Industry-standard validation conforms to ASME B18.21.1 and MS35335-58 specifications
Professional Applications & Engineering Value
This 410 stainless steel external tooth lock washer delivers critical anti-loosening performance in high-vibration industrial applications. The external tooth configuration provides superior bite and resistance to rotational forces, making it ideal for machinery, automotive assemblies, and electrical enclosures where No. 6 screws require secure fastening. The combination of Rockwell C40 hardness and precision manufacturing ensures consistent spring action that maintains clamping force through thermal cycling and mechanical stress. Engineered to prevent costly downtime from fastener failure, this tooth lock washer offers reliable performance in demanding environments while meeting stringent industry standards for quality and safety.
Specification Summary & Compliance
This precision external tooth lock washer features dimensions of 0.141" ID x 0.32" OD with thickness ranging 0.016-0.022", specifically designed for No. 6 screw applications. Manufactured to ASME B18.21.1 and MS35335-58 specifications, it ensures dimensional accuracy and performance reliability. The washer is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring certified components.
