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National Stock Number:
5310-01-260-1819
Federal Supply Class:
5310
National Item Identification Number:
012601819
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:
| 10110234 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 74A410567-2003 | 05136 | ACME MACHINE PRODUCTS | | 74A410567-2003 | 0C1D0 | ORC-O TOOL & MACHINE INC | | 74A410567-2003 | 1JX19 | INDIAN AEROSPACE, INC. | | 74A410567-2003 | 25989 | STEELVILLE MANUFACTURING CO | | 74A410567-2003 | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY | | 74A410567-2003 | 66841 | PRECI-MANUFACTURING, INCORPORATED | | 74A410567-2003 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 45.0 DEGREES NOMINAL | | OUTSIDE DIAMETER | 1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844,CLASS 1,COND E2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4340 OVERALL | | SPECIAL FEATURES | SERATION SURFACE 0.31 IN DEEP,0.63 PITCH,CUT AT 90 DEGREE ANGLE | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | TOP RECESS ANGLE | 45.0 DEGREES NOMINAL |
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