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National Stock Number:
5340-00-484-3762
Federal Supply Class:
5340
National Item Identification Number:
004843762
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:
| 65652-11221-101 | 54878 | ROTAIR AEROSPACE CORP | | 65652-11221-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| END DIAMETER | 0.1750 INCHES NOMINAL | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 1.6050 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM | | FIRST STEP DIAMETER | 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM | | FIRST STEP LENGTH | 0.2500 INCHES NOMINAL | | OVERALL HEIGHT | 2.0550 INCHES MINIMUM AND 2.0850 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 630 | | SECOND END DIAMETER | 0.1850 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM | | SECOND STEP LENGTH | 0.0500 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM | | SECOND STEP DIAMETER | 0.5000 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | TEST DATA DOCUMENT | 81349-MIL-I-6868 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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