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SCREWS
LOCK WASHERS
Internal Tooth Lock Washers ORDER EXAMPLE: 903133 - S - 32
Basic Part Number Material: See chart Finish: See page 278
STANDARD
S Spring Steel HRC 42-47 SS Stainless Steel, Type 304 B Phosphorus Bronze conforming to ASM B159 Copper Alloy No. 510 Basic Part Number 903133 903135 903137 903139 903141 903143 903145 903147 903149 Normal Washer Size 2 4 6 8 10 1/4 5/16 3/8 7/16 A OD Min .175 .255 .275 .325 .365 .460 .594 .670 .740 Max .200 .270 .295 .340 .381 .478 .610 .694 .789 Min .089 .115 .141 .168 .195 .256 .320 .384 .