ANSI/ASME B 18.21.1 Regular Helical Spring-Lock Washers | SAE J403, J411, ASTM B211, B159 | Carbon & Stainless Steel | OEM Customization

Description

ANSI/ASME B 18.21.1 Regular Helical Spring-Lock Washers – Table 1 are engineered to provide superior locking force and prevent loosening of fasteners under dynamic loads and vibrations. Manufactured according to the ANSI/ASME B 18.21.1 standard, these washers are widely used in critical applications requiring reliable fastening, including automotive, industrial, and construction sectors.

These washers are available in carbon steel and stainless steel, offering various finishes, such as plain, black oxide, zinc electroplating, hot dip galvanizing, copper plating, nickel plating, and zinc impregnation, ensuring durability in various environmental conditions.

The washers conform to additional standards, including SAE J403, J411, J405, J404, ASTM B211, B159, B99, and QQ-N-286. OEM customization is available according to your specific drawing or sample requirements. Free samples are available for your evaluation.

Specifications:

• Standard: ANSI/ASME B 18.21.1, SAE J403, J411, ASTM B211, B159, B99, QQ-N-286

• Material: Carbon Steel, Stainless Steel

• Finish Options: Plain, Black Oxide, Zinc Electroplating, Hot Dip Galvanizing, Copper Plating, Nickel Plating, Zinc Impregnation

• Non-standards: OEM Available (Based on Drawings or Samples)

• Samples: Free

Packaging Options:

• Wooden Boxes

• Pallets

• Cartons

• Plastic Bags

• Nylon Bags

Applications:
✔ Automotive Fastenings
✔ Industrial Equipment
✔ High-Vibration Environments
✔ Machinery Assemblies
✔ Construction and Structural Hardware