Lockwashers

A lockwasher is a type of washer with serrations or teeth that dig into the surface of a nut or bolt head and the material being fastened, creating additional friction and resistance to prevent loosening due to vibration or rotation.

PricePart NumberBore
(R)
Face Diameter
(E)
Tang Diameter
(B)
Key Width
(S)
Inside Diameter
(X)
Number of Tangs
(NOTAN)
Tang Width
(T)
Thickness
(Q)
$1.85 W000.4060.6250.8750.120.33490.120.032
$1.95 W010.4840.7191.0160.120.484390.120.032
$2.42 W020.6010.8131.1560.120.529110.120.032
$2.39 W030.6790.9381.3280.120.607110.120.032
$1.48 W040.8011.1251.5310.1760.729110.120.032
$1.38 W050.9891.2811.7190.1760.909130.1660.04
$1.66 W061.1931.51.9220.1761.093130.1660.04
$1.77 W071.3961.8132.250.1761.296150.1660.04
$2.08 W081.58322.4690.291.475150.2340.048
$2.76 W091.7922.2812.7340.291.684170.2340.048
$4.34 W101.9922.4382.9220.291.884170.2340.048
$4.94 W112.1822.6563.1090.292.069170.2340.053
$6.11 W122.42.8443.3440.292.267170.2340.053
$6.16 W132.5883.0633.5780.292.455190.2340.053
$8.66 W142.7913.3133.8280.292.658190.2340.053
$9.91 W152.9733.5634.1090.292.831190.3280.062
$9.91 W163.1773.8444.3750.3533.035190.3280.062
$10.22 W173.3954.0314.6250.3533.253190.3280.062
$11.34 W183.5824.2814.9380.3533.418190.3280.084
$15.55 W193.84.5635.2190.3533.636190.3280.084
$17.32 W203.9884.8135.50.3533.809190.3280.084
$17.37 W214.19255.7030.3534.013190.390.084
$20.44 W224.3955.2816.0630.3534.185190.390.115
$22.26 W244.8015.6886.4690.3534.591190.390.115
$24.99 W265.1916.1887.0310.4354.961190.520.115
$28.16 W285.5826.5317.4380.595.352190.520.115
$33.05 W305.9837.0638.0630.595.722190.520.146
$38.12 W326.3897.4388.4380.596.128190.520.146
$46.15 W346.7648.0319.0630.7156.503190.520.146
$51.45 W367.1718.3759.4380.7156.91190.6451.46
$62.06 W387.5778.7819.8750.7157.316190.6451.46
$64.17 W407.9829.15610.3130.847.721190.6451.46
$199.39 W448.7019.87511.4380.948.327190.8780.146
$4.06 TW1050.9891.2811.7030.1760.897110.1660.52
$4.89 TW1061.1931.51.9530.1761.087130.1660.52
$4.89 TW1071.3961.8132.250.1761.284150.1660.52
$5.20 TW1081.58322.4840.291.461150.2340.062
$6.11 TW1091.7922.2812.7190.291.67170.2340.62
$7.49 TW1101.9922.4382.9220.291.87170.2340.062
$8.09 TW1112.1822.6563.0940.292.06170.2340.062
$9.07 TW1122.42.8443.3280.292.248170.2340.072
$9.72 TW1132.5883.0633.5620.292.436190.2340.072
$11.31 TW1142.7913.3133.8120.292.639190.2340.072
$14.74 TW1152.9733.5634.0470.292.808190.3280.085
$15.39 TW1163.1773.8444.3910.3533.012190.3280.085
$16.80 TW1173.3954.0314.6250.3533.23190.3280.085
$20.44 TW1183.5824.2814.9530.3533.387190.3280.115
$25.06 TW1193.84.5635.2340.3533.605190.3280.115
$29.90 TW1203.9884.8135.4840.3533.778190.3280.115
$53.72 TW1244.8015.6886.5310.3534.551190.390.155
$65.60 TW1265.1916.1887.0470.4354.921190.520.155
$96.62 TW1285.5826.5317.4380.595.312190.520.155
$7.77 MB-91.7722.2052.7170.2361.673130.2360.049
$7.36 MB-101.9682.4022.9130.2361.87130.2360.049
$8.42 MB-112.1652.6383.1890.3152.067170.2760.059
$8.68 MB-132.5593.113.6220.3152.461170.2760.059
$8.84 MB-142.7563.3463.8580.3152.618170.3150.059
$9.93 MB-152.9533.5434.0940.3152.815170.3150.059
$11.39 MB-163.153.744.4090.3943.012170.31560.071
$12.32 MB-173.3464.0164.6850.3943.209170.3150.071
$12.69 MB-183.5434.2524.9610.3943.406170.3940.071
$17.65 MB-203.9374.7245.5910.4723.799170.03940.071
$22.26 MB-224.3315.2366.0630.4724.154170.4720.071
$36.71 MB-244.7245.4336.4570.5514.528170.4720.079
$66.79 MB-265.1185.8666.890.5514.921170.4720.079
$73.61 MB-285.5126.2997.5590.635.315170.5510.079
$86.66 MB-305.9066.7328.0710.635.709170.5510.079
$135.23 MB-326.2997.1658.5430.7096.063190.630.098
$163.02 MB-367.0877.9929.5280.7876.85190.7090.098
$208.62 MB-387.488.4259.9210.7877.244190.7090.098
$560.35 MB-448.6619.84311.4960.9458.368190.7870.118