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National Stock Number:
5310-01-502-7160
Federal Supply Class:
5310
National Item Identification Number:
015027160
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:
| MS9952-27 | 63005 | ROLLS-ROYCE CORPORATION | | MS9952-27 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| HARDNESS RATING | 140.0 BRINELL HULTGREN MINIMUM AND 220.0 BRINELL HULTGREN MAXIMUM | | HOLE DIAMETER | 1.940 INCHES MINIMUM AND 1.950 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.390 INCHES MINIMUM AND 2.410 INCHES MAXIMUM | | OVERALL HEIGHT | 0.362 INCHES MINIMUM AND 0.388 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5646 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.033 INCHES MINIMUM AND 0.038 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SPECIAL FEATURES | APPROX WEIGHT 8.80 LB PER 100; 2 TABS; TAB WIDTH 0.240 MIN 0.245 MAX INCHES; BREAK SHARP EDGES 0.003-0.010 UNLESS OTHERWISE SPECIFIED | | RECESS DEPTH | 0.465 INCHES MINIMUM AND 0.476 INCHES MAXIMUM | | SPECIAL TEST FEATURES | FLUORESCENT PENETRANT INSPECTION PER AMS 2645 | | STYLE DESIGNATOR | RECESSED | | SUPPLEMENTARY FEATURES | CONTROLLING AGENCY NOMENCLATURE WASHER, CUP LOCK-SPANNER NUT |
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