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National Stock Number:
5310-00-209-2390
Federal Supply Class:
5310
National Item Identification Number:
002092390
Description:
WASHER,RECESSED
Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
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Manufacturer Information:
| 345731 | 98897 | LOCKHEED MARTIN CORP | | 345731 BASIC | 17772 | AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC | | 345731 BASIC | 6Z800 | A AND M AEROSPACE, INC. |
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Techincal Specification:
| HOLE DIAMETER | 2.002 INCHES MINIMUM AND 2.012 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.150 INCHES NOMINAL | | MATERIAL | STEEL COMP 1020 OVERALL | | RECESS DIAMETER | 2.360 INCHES NOMINAL | | RECESS ANGLE | 120.0 DEGREES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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