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National Stock Number:
5310-00-438-3640
Federal Supply Class:
5310
National Item Identification Number:
004383640
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:
| B106545 | 16603 | CONTROL FLOW, INC. | | B106545 | 3X894 | CONTROL FLOW, INC. |
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Techincal Specification:
| HOLE DIAMETER | 3.830 INCHES NOMINAL | | OUTSIDE DIAMETER | 5.438 INCHES MINIMUM AND 5.562 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.312 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 4.142 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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