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National Stock Number:
5310-00-284-1427
Federal Supply Class:
5310
National Item Identification Number:
002841427
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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Manufacturer Information:
| 1285489-103 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | SHOULDERED AND RECESSED | | HOLE DIAMETER | 0.280 INCHES MINIMUM AND | | 0.287 INCHES MAXIMUM | | SHOULDER DIAMETER | 0.875 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.000 INCHES NOMINAL | | RECESS DIAMETER | 0.765 INCHES NOMINAL | | SHOULDER HEIGHT | 0.110 INCHES NOMINAL | | RECESS DEPTH | 0.100 INCHES NOMINAL | | MATERIAL THICKNESS | 0.050 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 1285489-103 |
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