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National Stock Number:
5310-01-254-2576
Federal Supply Class:
5310
National Item Identification Number:
012542576
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:
| 10110223 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 74A411613-2001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 1.587 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.000 INCHES NOMINAL | | OVERALL HEIGHT | 0.198 INCHES MINIMUM AND | | 0.248 INCHES MAXIMUM | | RECESS DEPTH | 0.083 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.085 INCHES MINIMUM AND | | 0.115 INCHES MAXIMUM | | SPECIAL FEATURES | OUTSIDE RIGHT CORNER 0.030 IN. MIN 0.040 IN. MAX; RECESSED DIA 1.833 IN. |
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