Contact Information

Stampings
2550 S 27th Avenue
Broadview, IL 60155 
920-261-2652 
sales@shakeproof.com

Pins
W6331 Bee Rd 
Watertown, WI 53098 
920-261-2652 
sales@shakeproof.com

Lock Washers
3704 N Palmer Rd 
Milwaukee, WI 53212 
920-261-2652 
sales@shakeproof.com

Threaded
W6331 Bee Rd 
Watertown, WI 53098 
920-261-2652 
sales@shakeproof.com

High-Alloy

High AlloyWhile manufactured to the same dimensions as the Regular Series lock washers the High-Alloy lock washers are manufactured from 4037 high alloy steel. The High-Alloy lock washers are utilized with Grade 5 and Grade 8 bolt and nut assemblies.

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