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National Stock Number:
5340-00-781-3775
Federal Supply Class:
5340
National Item Identification Number:
007813775
Description:
SEAT,HELICAL COMPRESSION SPRING
Detail:
A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.
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Manufacturer Information:
| A51G20522-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51G20522-11 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51G20522-11 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| DISTANCE FROM END TO FIRST STEP | 0.5200 INCHES NOMINAL | | END DIAMETER | 0.4800 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM | | BORE DIAMETER | 0.4010 INCHES MINIMUM AND 0.4020 INCHES MAXIMUM | | COUNTERSINK ANGLE IN DEG | 45.0 | | COUNTERSINK DIAMETER | 0.4600 INCHES NOMINAL | | DESIGN TYPE | SOLID | | FIRST STEP DIAMETER | 0.8660 INCHES MINIMUM AND 0.8680 INCHES MAXIMUM | | FSC APPLICATION DATA | SPRING ASSEMBLY,CENTERING,SIDE BRACE,MAIN LANDING GEAR,AIRCRAFT | | OVERALL HEIGHT | 0.6000 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT | | TEST DATA DOCUMENT | 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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