UPS is closed on Monday 1/19/26 in observance of MLK Day. Fastener SuperStore will be open but UPS shipments will be picked up on Tuesday 1/20.

External Tooth Lock Washers

External Tooth Lockwashers

External Tooth Lockwashers are available in steel with zinc, black zinc, black oxide or yellow zinc finish, and in 18-8 or 410 stainless steel. Countersunk style is available in steel / zinc or zinc yellow. Featuring twisted prongs extending from the outer edge, external tooth lockwashers offer a larger locking radius than other locking washers, providing greater holding strength.