Below you will find dimension tables for HEICO-LOCK locking washers for both regular and large OD sizes. Please select the product line you are interested in. Please contact Heico-Lock directly with questions regarding tolerances.

HEICO-LOCK washers with a large outside diameter in combination with flanged nuts/ bolts are recommended for use on large/long holes, painted surfaces or soft materials, e.g. aluminum. Please find the sizes and dimensions for lock washers with large diameters on the related webpage.

Dimension Tables

Steel Washers

Stainless Steel Washers

Inconel 718 Washers

254 SMO® Washers