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National Stock Number:
5310-00-558-3636
Federal Supply Class:
5310
National Item Identification Number:
005583636
Description:
WASHER,SHOULDERED AND RECESSED
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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Techincal Specification:
| HOLE DIAMETER | 0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.547 INCHES MINIMUM AND 0.578 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL THICKNESS | 0.010 INCHES NOMINAL | | MATERIAL | STEEL COMP 1045 OR STEEL COMP 1065 OVERALL | | RECESS ANGLE | 238.0 DEGREES MINIMUM AND 242.0 DEGREES MAXIMUM | | SHOULDER HEIGHT | 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM | | SHOULDER DIAMETER | 0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM | | STYLE DESIGNATOR | SHOULDERED AND RECESSED | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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