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National Stock Number:
5310-00-151-9022
Federal Supply Class:
5310
National Item Identification Number:
001519022
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:
| 7R109 | K0289 | BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES | | 7R109 | K1987 | BAE SYSTEMS PLC | | 7R109 | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED | | 7R109 | U9143 | BAE SYSTEMS (OPERATIONS) LIMITED | | 7R9641051 | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED | | D5E9171-161 | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.760 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | HOLE DIAMETER | 0.717 INCHES MINIMUM AND 0.719 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.425 INCHES MINIMUM AND 1.428 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE TREATMENT | PHOSPHATE OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.760 INCHES NOMINAL |
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