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National Stock Number:
5310-12-144-9904
Federal Supply Class:
5310
National Item Identification Number:
121449904
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:
| (241)D8442LN9016-06K | A1577 | AEREA S.P.A. | | 001235 | FAEN4 | TENCATE ADVANCED ARMOUR | | 0639 003 003 | D0666 | ZF LUFTFAHRTTECHNIK GMBH | | 241-D8442LN9016-06K | A1577 | AEREA S.P.A. | | 6LN9016 | D8442 | NORMENSTELLE LUFTFAHRT | | LN9016-06K | D8442 | NORMENSTELLE LUFTFAHRT | | LN9016-06K | U1918 | MISSION SYSTEMS WIMBORNE LIMITED | | LN9016-06K | U9084 | EATON AEROSPACE LTD |
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Techincal Specification:
| HOLE DIAMETER | 6,20 MILLIMETERS MINIMUM AND 6,42 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | WLBL1,7214, BESCHAFFENHEIT 4 ODER EWLBL1,7734, BESCHAFFENHEIT 4 | | MATERIAL THICKNESS | 1,5 MILLIMETERS NOMINAL | | MATERIAL | STEEL COMP 1.7214 OR STEEL COMP 1.7734 | | OUTSIDE DIAMETER | 10,6 MILLIMETERS MINIMUM AND 11,0 MILLIMETERS MAXIMUM | | RECESS ANGLE | 90,0 DEGREES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | LN9368, KENN-NR 3000.3 | | SURFACE TREATMENT | CADMIUM | | TEST DATA DOCUMENT | D8442-LN9016 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
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