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National Stock Number:
5310-99-176-7831
Federal Supply Class:
5310
National Item Identification Number:
991767831
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:
| 60201977 | K4244 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED | | AMP 01 08 21014 | K4244 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
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Techincal Specification:
| HOLE DIAMETER | 12.25 MILLIMETERS MINIMUM AND 12.50 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | USA ASTM A276 ASSN STD 1ST MATERIAL RESPONSE OR USA ASTM A314 ASSN STD 2ND MATERIAL RESPONSE OR BSI BS 970 PART 1 1996 431S29T NATIONAL SPEC 3RD MATERIAL RESPONSE | | MATERIAL THICKNESS | 5.25 MILLIMETERS MINIMUM AND 5.75 MILLIMETERS MAXIMUM | | MATERIAL | STEEL | | OUTSIDE DIAMETER | 33.75 MILLIMETERS MINIMUM AND 34.25 MILLIMETERS MAXIMUM | | RECESS DIAMETER | 14.375 MILLIMETERS NOMINAL | | STYLE DESIGNATOR | RECESSED BOTH SIDES |
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