NSN 5340-00-397-1388

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-397-1388 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: S10105364, S10-10-5364, 5340-00-397-1388, 00-397-1388, 5340003971388, 003971388

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-397-138824328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-397-1388
Part Number Cage Code Manufacturer
S10-10-536478286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5340-00-397-1388
Characteristic Specifications
MATERIAL ALUMINUM
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.4380 INCHES NOMINAL
END DIAMETER0.7500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.3750 INCHES NOMINAL
FIRST STEP DIAMETER1.5000 INCHES NOMINAL
BORE DIAMETER0.3750 INCHES NOMINAL
DESIGN TYPE SOLID