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National Stock Number:
5310-01-521-8268
Federal Supply Class:
5310
National Item Identification Number:
015218268
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:
| BACW10BN101C | 08073 | MAMCO MFG CO INC | | BACW10BN101C | 09772 | WEST COAST LOCKWASHER CO., INC. | | BACW10BN101C | 10630 | ANILLO INDUSTRIES INC | | BACW10BN101C | 56878 | SPS TECHNOLOGIES, LLC | | BACW10BN101C | 58009 | MOELLER MANUFACTURING & SUPPLY, LLC | | BACW10BN101C | 81205 | THE BOEING COMPANY | | BACW10BN101C | 98478 | ALLOY WELDING & MANUFACTURING COMPANY, INC. |
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Techincal Specification:
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.641 INCHES MINIMUM AND 0.652 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-729 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-18728 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 6357 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.073 INCHES MINIMUM AND 0.087 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.205 INCHES NOMINAL | | RECESS ANGLE | 45.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.796 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
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