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National Stock Number:
5310-01-077-1029
Federal Supply Class:
5310
National Item Identification Number:
010771029
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:
| 42305C533 | 00462 | GOODRICH CORPORATION DBA TRW LUCAS AEROSPACE | | 42305C533 | 3HRL4 | GOODRICH CORPORATION | | 42305C533 | 82402 | TRIUMPH GEAR SYSTEMS INC |
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Techincal Specification:
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.640 INCHES MINIMUM AND 0.650 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OVERALL | | RECESS ANGLE | 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM | | RECESS DIAMETER | 1.065 INCHES NOMINAL | | SPECIAL FEATURES | CHAMFER TOP ONE SIDE 0.040 IN.MIN 0.070 IN.MAX BY 40 DEGREES MIN.50 DEGREES MAX | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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