asme-b18-21-1-external-tooth-lock-washers

Dimensions of ASME B18.21.1 External Tooth Lock Washers

Nominal Washers SizeInside Diameter, AOutside Diameter, BThickness, C
MaxMinMaxMinMaxMin
30.1090.1020.2350.2200.0160.010
40.1230.1150.2600.2450.0180.012
50.1360.1290.2850.2700.0200.014
60.1500.1410.3200.3050.0220.016
80.1760.1680.3810.3650.0230.018
100.2040.1950.4100.3950.0240.018
120.2310.2210.4750.4600.0270.020
1/40.2670.2560.5100.4940.0280.023
5/160.3320.3200.6100.5880.0340.028
3/80.3980.3840.6940.6700.0400.032
7/160.4640.4480.7600.7400.0400.032
1/20.5300.5130.9000.8800.0450.037
9/160.5960.5760.9850.9600.0450.037
5/80.6630.6411.0701.0450.0500.042
11/160.7280.7041.1551.1300.0500.042
3/40.7950.7681.2601.2200.0550.047
13/160.8610.8331.3151.2900.0550.047
7/80.9270.8971.4101.3900.0600.052
11.0601.0251.6201.5900.0670.059

Notes : Dimensions are in inches.