NSN 5340-00-974-0825

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-974-0825 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: 12C14307, 12C1430-7, 5340-00-974-0825, 00-974-0825, 5340009740825, 009740825

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 30, 196600-974-082524328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5340-00-974-0825
Part Number Cage Code Manufacturer
12C1430-781755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5340-00-974-0825
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
OVERALL HEIGHT0.2500 INCHES NOMINAL
END DIAMETER0.2500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.1300 INCHES NOMINAL
FIRST STEP DIAMETER0.3750 INCHES NOMINAL
FIRST STEP LENGTH0.0600 INCHES NOMINAL
SECOND STEP DIAMETER0.5000 INCHES NOMINAL
BORE DIAMETER0.1920 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM
COUNTERSINK DIAMETER0.2300 INCHES NOMINAL
COUNTERSINK ANGLE IN DEG90.0
DESIGN TYPE SOLID
SPECIAL FEATURESCOUNTERSINK BOTH ENDS