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National Stock Number:
5310-00-914-0630
Federal Supply Class:
5310
National Item Identification Number:
009140630
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:
| 542411 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC | | 542411 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| HARDNESS RATING | 75.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 83.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM | | HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.340 INCHES NOMINAL | | OVERALL HEIGHT | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM | | MATERIAL | STEEL COMP 416F OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DEPTH | 0.030 INCHES NOMINAL | | RECESS DIAMETER | 0.311 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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