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National Stock Number:
5310-01-073-9224
Federal Supply Class:
5310
National Item Identification Number:
010739224
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:
| ST4M150E4001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP 630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5604,COND H1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.252 INCHES MINIMUM AND | | 0.260 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.420 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | RECESS DIAMETER | 0.334 INCHES MINIMUM AND | | 0.344 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.074 INCHES MINIMUM AND | | 0.082 INCHES MAXIMUM | | RECESS ANGLE | 89.0 DEGREES MINIMUM AND | | 91.0 DEGREES MAXIMUM | | SPECIFICATION/STANDARD DATA | 76301-ST4M150 MANUFACTURERS STANDARD |
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