NSN 5340-00-021-5583

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-021-5583 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: 5116, 5116, 5340-00-021-5583, 00-021-5583, 5340000215583, 000215583

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-021-558324328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-021-5583
Part Number Cage Code Manufacturer
511690166EATON AEROSPACE LLCDBA EATON AEROSPACE JACKSON
511643491GENERAL SIGNAL CORP
Technical Data | NSN 5340-00-021-5583
Characteristic Specifications
MATERIAL HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.4550 INCHES NOMINAL
END DIAMETER0.2100 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.2670 INCHES NOMINAL
FIRST STEP DIAMETER0.2280 INCHES MINIMUM AND 0.2320 INCHES MAXIMUM
FIRST STEP LENGTH0.0950 INCHES NOMINAL
SECOND STEP DIAMETER0.4580 INCHES NOMINAL
BORE DIAMETER0.1990 INCHES MINIMUM AND 0.2040 INCHES MAXIMUM
COUNTERBORE LENGTH0.0750 INCHES NOMINAL
COUNTERBORE DIAMETER0.0620 INCHES NOMINAL
DESIGN TYPE SOLID