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National Stock Number:
5310-00-159-6293
Federal Supply Class:
5310
National Item Identification Number:
001596293
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:
| 4D0003-6C | 88277 | THE BOEING COMPANY | | 4D003-6C | 88277 | THE BOEING COMPANY | | ACL22-6 | 10630 | ANILLO INDUSTRIES LLC | | GW502BA6C | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | WCL22-6 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OR | | STEEL COMP 1050 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR | | MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR | | AMS 5085 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.376 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.677 INCHES MINIMUM AND | | 0.697 INCHES MAXIMUM | | RECESS DIAMETER | 0.497 INCHES MINIMUM AND | | 0.507 INCHES MAXIMUM | | RECESS DEPTH | 0.062 INCHES NOMINAL | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | HEAT TREATMENT | QUENCHED AND | | TEMPERED |
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