NSN 5340-00-974-0186

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-974-0186 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: 570541, 5340-00-974-0186, 00-974-0186, 5340009740186, 009740186

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-974-018624328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-974-0186
Part Number Cage Code Manufacturer
57054173030HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 5340-00-974-0186
Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATINGRCB302.0 ROCKWELL C MAXIMUM AND 372.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.0800 INCHES NOMINAL
END DIAMETER0.2600 INCHES MINIMUM AND 0.2900 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.0500 INCHES NOMINAL
FIRST STEP DIAMETER0.4560 INCHES NOMINAL
SPHERICAL SEAT TOP RADIUS0.2400 INCHES NOMINAL
DESIGN TYPE SOLID
FSC APPLICATION DATAFUEL CONTROL MAIN,TURBINE ENGINE