NSN 5340-00-937-2571

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-937-2571 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: 700324, 5340-00-937-2571, 00-937-2571, 5340009372571, 009372571

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 28, 196600-937-257124328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-937-2571
Part Number Cage Code Manufacturer
70032499167HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 5340-00-937-2571
Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATINGRCB32.0 ROCKWELL C MAXIMUM
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.6050 INCHES NOMINAL
END DIAMETER0.4020 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.2950 INCHES NOMINAL
FIRST STEP DIAMETER0.7190 INCHES NOMINAL
BORE DIAMETER0.3090 INCHES NOMINAL
COUNTERSINK DIAMETER0.3750 INCHES NOMINAL
COUNTERBORE LENGTH0.2700 INCHES NOMINAL
COUNTERBORE DIAMETER0.6410 INCHES NOMINAL
COUNTERSINK ANGLE IN DEG45.0
SEAT ANGLE IN DEG45.0
SPHERICAL SEAT TOP RADIUS0.3000 INCHES NOMINAL
DESIGN TYPE SPLIT
FSC APPLICATION DATAAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS