Plain Washers B

Inch

Also Available in Metric
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Size Code Nominal Washer Size Type Type Code T Thickness A Inside Diameter B Outside Diameter
Basic MAX / MIN Basic + / - Basic + / -
#0 0 - .060 Narrow
Regular
Wide 		NAR
REG
WIDE 		.025
.025
.025 		.028 / .022
.028 / .022
.028 / .022 		.068
.068
.068 		.000 / .005
.000 / .005
.000 / .005 		.125
.188
.250 		.000 / .005
.000 / .005
.000 / .005
#1 1 - .073 Narrow
Regular
Wide 		NAR
REG
WIDE 		.025
.025
.032 		.028 / .022
.028 / .022
.036 / .028 		.084
.084
.084 		.000 / .005
.000 / .005
.000 / .005 		.156
.219
.281 		.000 / .005
.000 / .005
.000 / .005
#2 2 - .086 Narrow
Regular
Wide 		NAR
REG
WIDE 		.025
.032
.032 		.028 / .022
.036 / .028
.036 / .028 		.094
.094
.094 		.000 / .005
.000 / .005
.000 / .005 		.188
.250
.344 		.000 / .005
.000 / .005
.000 / .005
#3 3 - .099 Narrow
Regular
Wide 		NAR
REG
WIDE 		.025
.032
.040 		.028 / .022
.036 / .028
.045 / .036 		.109
.109
.109 		.000 / .005
.000 / .005
.008 / .005 		.219
.312
.406 		.000 / .005
.000 / .005
.008 / .005
#4 4 - .112 Narrow
Regular
Wide 		NAR
REG
WIDE 		.032
.040
.040 		.036 / .028
.045 / .036
.045 / .036 		.125
.125
.125 		.000 / .005
.008 / .005
.008 / .005 		.250
.375
.438 		.000 / .005
.008 / .005
.008 / .005
#5 5 - .125 Narrow
Regular
Wide 		NAR
REG
WIDE 		.032
.040
.040 		.036 / .028
.045 / .036
.045 / .036 		.141
.141
.141 		.000 / .005
.008 / .005
.008 / .005 		.281
.406
.500 		.000 / .005
.008 / .005
.008 / .005
#6 6 - .138 Narrow
Regular
Wide 		NAR
REG
WIDE 		.040
.040
.063 		.036 / .028
.045 / .036
.045 / .036 		.156
.156
.156 		.000 / .005
.008 / .005
.008 / .005 		.312
.438
.562 		.000 / .005
.008 / .005
.008 / .005
#8 8 - .164 Narrow
Regular
Wide 		NAR
REG
WIDE 		.040
.040
.063 		.045 / .036
.045 / .036
.071 / .056 		.188
.188
.188 		.008 / .005
.008 / .005
.008 / .005 		.375
.500
.625 		.008 / .005
.008 / .005
.015 / .005
#10 10 - .190 Narrow
Regular
Wide 		NAR
REG
WIDE 		.040
.063
.063 		.045 / .036
.045 / .036
.071 / .056 		.203
.203
.203 		.008 / .005
.008 / .005
.008 / .005 		.406
.562
.734 		.008 / .005
.008 / .005
.015 / .007
#12 12 - .216 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.063
.063 		.045 / .036
.071 / .056
.071 / .056 		.234
.234
.234 		.008 / .005
.008 / .005
.008 / .005 		.438
.625
.875 		.008 / .005
.015 / .005
.015 / .007
1/4 1/4 - .250 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.063
.063 		.071 / .056
.071 / .056
.071 / .056 		.281
.281
.281 		.015 / .005
.015 / .005
.015 / .005 		.500
.734
1.000 		.008 / .005
.015 / .007
.015 / .007
5/16 5/16 - .312 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.063
.100 		.071 / .056
.071 / .056
.071 / .056 		.344
.344
.344 		.015 / .005
.015 / .005
.015 / .005 		.625
.875
1.125 		.015 / .005
.015 / .007
.015 / .007
3/8 3/8 - .375 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.063
.100 		.071 / .056
.071 / .056
.112 / .090 		.406
.406
.406 		.015 / .005
.015 / .005
.015 / .005 		.734
1.000
1.250 		.015 / .007
.015 / .007
.030 / .007
7/16 7/16 - .438 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.063
.063 		.071 / .056
.071 / .056
.112 / .090 		.469
.469
.469 		.015 / .005
.015 / .005
.015 / .005 		.875
1.125
1.469 		.015 / .007
.015 / .007
.030 / .007
1/2 1/2 - .500 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.100
.100 		.071 / .056
.112 / .090
.112 / .090 		.531
.531
.531 		.015 / .005
.015 / .005
.015 / .005 		1.000
1.250
1.750 		.015 / .007
.030 / .007
.030 / .007
9/16 6/16 - .562 Narrow
Regular
Wide 		NAR
REG
WIDE 		.063
.100
.100 		.071 / .056
.112 / .090
.112 / .090 		.094
.094
.094 		.015 / .005
.015 / .005
.015 / .005 		1.125
1.469
2.000 		.015 / .007
.030 / .007
.030 / .007
5/8 5/8 - .625 Narrow
Regular
Wide 		NAR
REG
WIDE 		.100
.100
.160 		.112 / .090
.112 / .090
.174 / .146 		.656
.656
.656 		.030 / .007
.030 / .007
.030 / .007 		1.250
1.750
2.250 		.030 / .007
.030 / .007
.030 / .007
3/4 3/4 - .750 Narrow
Regular
Wide 		NAR
REG
WIDE 		.100
.100
.160 		.112 / .090
.112 / .090
.174 / .146 		.812
.812
.812 		.030 / .007
.030 / .007
.030 / .007 		1.375
2.000
2.500
 .030 / .007
.030 / .007
.030 / .007