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		                        | National Stock Number:
 5310-33-209-1205
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 332091205
 
 Description:
 WASHER,SHOULDERED A
 
 Detail:
 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.
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 Manufacturer Information:
 
 | 0750029711 | 0131B | SANTA BARBARA SISTEMAS SA | 
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