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National Stock Number:
5310-01-049-1285
Federal Supply Class:
5310
National Item Identification Number:
010491285
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:
| 209-032-219-1 | 32904 | IN SPECK CORP | | 209-032-219-1 | 54878 | ROTAIR AEROSPACE CORP | | 209-032-219-1 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.886 INCHES MINIMUM AND | | 0.898 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.375 INCHES NOMINAL | | RECESS DIAMETER | 1.076 INCHES MINIMUM AND | | 1.098 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.150 INCHES NOMINAL | | RECESS ANGLE | 43.0 DEGREES MINIMUM AND | | 47.0 DEGREES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES | | MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 97499 | | DESIGN CONTROL REFERENCE | 209-032-219-1 |
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