• Preferred sizes are for the most part from series previously designated "Standard Plate" and "SAE." Where common sizes existed in the two series, the SAE size is designated "N" (narrow) and the Standard Plate "W" (wide). These sizes as well as all other sizes of Type A Plain Washers are to be ordered by ID, OD and thickness dimensions.
  • Nominal washer sizes are intended for use with comparable nominal screw or bolt sizes.
  • The 0.734 in., 1.156 in. and 1.469 in. outside diameters avoid washers which could be used in coin operated devices.
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Item #

Description

Nominal Washer Size

Standard Plate Size

Basic (A)

Basic (B)

Basic (C)

N/A Type A Plain Washer, 0.938" I.D. N/A 7/8 in N/A Wide N/A 0.938 in N/A 2.250 in N/A 0.165 in
N/A Type A Plain Washer, 1.062" I.D. N/A 1 in N/A Narrow N/A 1.062 in N/A 2.000 in N/A 0.134 in
N/A Type A Plain Washer, 1.062" I.D. N/A 1 in N/A Wide N/A 1.062 in N/A 2.500 in N/A 0.165 in
N/A Type A Plain Washer, 1.250" I.D. N/A 1-1/8 in N/A Narrow N/A 1.250 in N/A 2.250 in N/A 0.134 in
N/A Type A Plain Washer, 1.250" I.D. N/A 1-1/8 in N/A Wide N/A 1.250 in N/A 2.750 in N/A 0.165 in
N/A Type A Plain Washer, 1.375" I.D. N/A 1-1/4 in N/A Narrow N/A 1.375 in N/A 2.500 in N/A 0.165 in
N/A Type A Plain Washer, 1.375" I.D. N/A 1-1/4 in N/A Wide N/A 1.375 in N/A 3.000 in N/A 0.165 in
N/A Type A Plain Washer, 1.500" I.D. N/A 1-3/8 in N/A Narrow N/A 1.500 in N/A 2.750 in N/A 0.165 in
N/A Type A Plain Washer, 1.500" I.D. N/A 1-3/8 in N/A Wide N/A 1.500 in N/A 3.250 in N/A 0.180 in
N/A Type A Plain Washer, 1.625" I.D. N/A 1-1/2 in N/A Narrow N/A 1.625 in N/A 3.000 in N/A 0.165 in
N/A Type A Plain Washer, 1.625" I.D. N/A 1-1/2 in N/A Wide N/A 1.625 in N/A 3.500 in N/A 0.180 in
N/A Type A Plain Washer, 1.750" I.D. N/A 1-5/8 in N/A N/A 1.750 in N/A 3.750 in N/A 0.180 in
N/A Type A Plain Washer, 1.875" I.D. N/A 1-3/4 in N/A N/A 1.875 in N/A 4.000 in N/A 0.180 in
N/A Type A Plain Washer, 2.000" I.D. N/A 1-7/8 in N/A N/A 2.000 in N/A 4.250 in N/A 0.180 in
N/A Type A Plain Washer, 2.125" I.D. N/A 2 in N/A N/A 2.125 in N/A 4.500 in N/A 0.180 in
N/A Type A Plain Washer, 2.375" I.D. N/A 2-1/4 in N/A N/A 2.375 in N/A 4.750 in N/A 0.220 in
N/A Type A Plain Washer, 2.625" I.D. N/A 2-1/2 in N/A N/A 2.625 in N/A 5.000 in N/A 0.238 in
N/A Type A Plain Washer, 2.875" I.D. N/A 2-3/4 in N/A N/A 2.875 in N/A 5.250 in N/A 0.259 in
N/A Type A Plain Washer, 3.125" I.D. N/A 3 in N/A N/A 3.125 in N/A 5.500 in N/A 0.284 in
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