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National Stock Number:
5310-01-292-5357
Federal Supply Class:
5310
National Item Identification Number:
012925357
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:
| BACW10CW300 | 81205 | THE BOEING COMPANY | | BACW10CW300E | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 30.5 MILLIMETERS MINIMUM AND 31.1 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL THICKNESS | 3.4 MILLIMETERS MINIMUM AND 4.6 MILLIMETERS MAXIMUM | | MATERIAL | STEEL COMP 303 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 321 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 49.2 MILLIMETERS MINIMUM AND 50.0 MILLIMETERS MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 32.4 MILLIMETERS MINIMUM AND 33.6 MILLIMETERS MAXIMUM | | SPECIAL FEATURES | NONE OR PASSIVATE SURFACE FINISH | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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