Big Sale [43000 BULK] Hi-Collar Lock Washers DIN 7980 Steel M4

Hi-Collar Lock Washers DIN 7980 Steel M4 deliver secure, vibration-resistant fastening for small-diameter bolts. Manufactured to DIN 7980 specifications, these washers combine robust steel construction with a raised collar to enhance locking action and load distribution. Ideal for compact assemblies where keeping bolts tight is critical.

Key Features

Standard: DIN 7980

Size: M4

Material: Steel

Design: Hi-Collar collar for improved locking

Applications: Suitable for mechanical, automotive, electronics, and general hardware assemblies

Benefits include reduced loosening under vibration, improved clamping force retention, and reliable performance in demanding environments. These washers are a practical choice for anyone seeking durable, easy-to-install locking washers for standard M4 fasteners.