NSN 5340-01-139-7420

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-139-7420 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: 2010T11P01, 10158976, 5340-01-139-7420, 01-139-7420, 5340011397420, 011397420

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 05, 198201-139-742024328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-139-7420
Part Number Cage Code Manufacturer
2010T11P0199207GENERAL ELECTRIC COMPANYDBA GE
10158976A486GNIMIKKEISTOKESKUS NCB FINLAND
Technical Data | NSN 5340-01-139-7420
Characteristic Specifications
MATERIAL3$DST0079$DST0166
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5640 ASSN STD SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.2000 INCHES MINIMUM AND 0.2100 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.1420 INCHES MINIMUM AND 0.1480 INCHES MAXIMUM
FIRST STEP DIAMETER0.6600 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM
BORE DIAMETER0.1100 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM
COUNTERSINK DIAMETER0.1300 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG80.0
CHAMFER ANGLE IN DEG32.0
SPECIAL FEATURESNOT CASEHARDENED