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National Stock Number:
5310-01-050-4259
Federal Supply Class:
5310
National Item Identification Number:
010504259
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:
| MDE32248-97 | 34087 | KITCO LLC | | MDE32248-97 | 56540 | ASSOCIATED AIRCRAFT MANUFACTURING & SALES, INC. | | MDE32248-97 | 76301 | THE BOEING COMPANY | | MDE32248-97 | 8X044 | DERCO AEROSPACE, INC. |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 100.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.435 INCHES MINIMUM AND 0.444 INCHES MAXIMUM | | HOLE DIAMETER | 0.315 INCHES MINIMUM AND 0.324 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.195 INCHES MINIMUM AND 0.200 INCHES MAXIMUM | | MATERIAL | STEEL COMP 303SE OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | TOP RECESS ANGLE | 100.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.435 INCHES MINIMUM AND 0.444 INCHES MAXIMUM |
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