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National Stock Number:
5310-01-521-6717
Federal Supply Class:
5310
National Item Identification Number:
015216717
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:
| BACW10BN141C | 81205 | THE BOEING COMPANY | | BACW10BN141C | 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 | 0.891 INCHES MINIMUM AND 0.902 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OVERALL AND MIL-S-18728 MIL SPEC 1ST MATERIAL RESPONSE OVERALL AND AMS6357 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.083 INCHES MINIMUM AND 0.097 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OVERALL AND STEEL COMP 8630 OVERALL AND STEEL COMP 8735 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.655 INCHES NOMINAL | | RECESS ANGLE | 45.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM | | RECESS DIAMETER | 1.046 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
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