Tab Washers are round shaped washer with a single or multiple tab to prevent both the nut and washer from rotating in a bolting assembly. Tab washers also have notches that can be formed to shape around bolts/nuts or designed to lay flat. Tab washers can be manufactured by stamping or laser cut.Tab washers are further categorized into internal tab washers and external tab washers. Tabs can be short can long.
Tab washers also known as "Tab Key and Notched Washers" or "Tab Lock Washers". BoltPort produces these lock washers in metric and imperial sizes with variety of material and customization. Zinc Plated, Stainless Steel 304, 316, Hastelloy C276 &Monel 400 are most common choice for tab washers.
|Forming||Hot & Cold Forged|
|Metric Size||M3 to M100|
|Imperial Size||5/16" to 4"|
|Thickness||Standard and Custom|
|Standards||DIN, ASME, ISO & IS|