NSN 5340-01-085-6999

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-085-6999 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.

Alternate Parts: MC12567, 5340-01-085-6999, 01-085-6999, 5340010856999, 010856999

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 13, 197901-085-699924328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-085-6999
Part Number Cage Code Manufacturer
MC1256776050EATON AEROSPACE LLCM C AEROSPACE DIV
Technical Data | NSN 5340-01-085-6999
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225 TO 6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.2300 INCHES NOMINAL
END DIAMETER0.4450 INCHES MINIMUM AND 0.4550 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.1700 INCHES NOMINAL
FIRST STEP DIAMETER0.7930 INCHES MINIMUM AND 0.8020 INCHES MAXIMUM
BORE DIAMETER0.2990 INCHES MINIMUM AND 0.3090 INCHES MAXIMUM
DESIGN TYPE SOLID