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National Stock Number:
5310-00-378-5142
Federal Supply Class:
5310
National Item Identification Number:
003785142
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:
| SCB125604 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SK5320-5097 | 31922 | LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 360 OVERALL | | STYLE DESIGNATOR | SPRING TENSION | | HOLE DIAMETER | 0.204 INCHES MINIMUM AND | | 0.214 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.422 INCHES MINIMUM AND | | 0.453 INCHES MAXIMUM | | OVERALL HEIGHT | 0.078 INCHES MINIMUM AND | | 0.109 INCHES MAXIMUM | | RECESS DEPTH | 0.031 INCHES MINIMUM AND | | 0.062 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.047 INCHES NOMINAL | | SURFACE FINISH | 63.0 MICROINCHES TOP | | 63.0 MICROINCHES BOTTOM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 31922 | | DESIGN CONTROL REFERENCE | SK5320-5097 |
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