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WCL HOME > Lock Washers > Toothed Lock Washers

Narrow Rim Internal
Nominal Inside   Outside Nominal WCL
Screw Diameter Rim Diameter Material Product
Size Min. Max. Width Min. Max. Thickness Plain Steel
8 0.168 0.176 0.023 0.300 0.311 0.020  INT-0164-05-00  
10 0.195 0.204 0.023 0.300 0.311 0.017  INT-0190-06-00  
5/16 0.314 0.322 0.025 0.425 0.435 0.022  INT-0312-02-00  
5/16 0.314 0.322 0.025 0.425 0.435 0.015  INT-0312-04-00  
3/8 0.377 0.391 0.032 0.493 0.507 0.022  INT-0375-02-00  
3/8 0.410 0.425 0.048 0.595 0.615 0.022  INT-0375-08-00  
3/8 0.380 0.387 0.045 0.557 0.567 0.025  INT-0375-10-00 * 
7/16 0.439 0.442 0.025 0.533 0.547 0.022  INT-0437-04-00  
1/2 0.545 0.560 0.055 0.765 0.785 0.025  INT-0500-06-00  
1/2 0.545 0.560 0.055 0.765 0.785 0.030  INT-0500-10-00  
9/16 0.575 0.585 0.045 0.763 0.777 0.029  INT-0562-03-00  
3/4 0.757 0.760 0.064 1.047 1.077 0.022  INT-0750-04-00  
3/4 0.775 0.785 0.064 1.047 1.077 0.022  INT-0750-07-00  
13/16 0.818 0.828 0.064 1.047 1.077 0.022  INT-0812-03-00  
7/8 0.880 0.890 0.043 1.080 1.110 0.020  INT-0875-04-00  
1" 1.010 1.020 0.087 1.360 1.390 0.025  INT-1000-05-00  
1-1/2 1.163 1.175 0.045 1.425 1.450 0.025  INT-1125-08-00  
1-5/8 1.630 1.645 0.045 1.797 1.827 0.015  INT-1625-02-00  
1-3/4 1.768 1.790 0.142 2.219 2.281 0.029  INT-1750-01-00  
* Alt Twisted Tooth Type

Narrow Rim External
Nominal Inside   Outside Nominal WCL
Screw Diameter Rim Diameter Material Product
Size Min. Max. Width Min. Max. Thickness Plain Steel
4 0.116 0.123 0.019 0.215 0.225 0.015  EXT-0112-02-00  
10 0.195 0.199 0.031 0.335 0.345 0.017  EXT-0190-03-00  
1/4 0.257 0.263 0.030 0.428 0.440 0.017  EXT-0250-02-00  
1/4 0.256 0.267 0.026 0.365 0.375 0.020  EXT-0250-05-00  
1/4 0.246 0.250 0.034 0.365 0.375 0.017  EXT-0250-11-00  
1/4 0.256 0.267 0.026 0.365 0.375 0.029  EXT-0250-18-00  
3/8 0.380 0.387 0.034 0.550 0.562 0.015  EXT-0375-12-00  
5/8 0.625 0.635 0.054 0.839 0.849 0.035  EXT-0625-06-00  

 
WCL Company • 16730 East Johnson Dr. • P.O. Box 3588 • Industry, CA 91744
Tel (626) 968-5523 • Fax (626) 369-9805 • We are Open 7am - 4:30pm, Pacific
WCL Company specializes in reliable low-cost, engineered high-performance fasteners, fittings, plastic components, washers, nuts, and a wide array of fastener components. WCL has 50 years of experience with all types of standard and engineered fasteners, and provides a comprehensive line of fastener products for sale from some of the world's leading manufacturers.
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