NSN 5340-01-129-3970

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-129-3970 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: 2878341, 287834-1, 5340-01-129-3970, 01-129-3970, 5340011293970, 011293970

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 05, 198201-129-397024328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-129-3970
Part Number Cage Code Manufacturer
287834-182106PARKER-HANNIFIN CORPORATIONDBA CONTROL SYSTEMS DIVISION
Technical Data | NSN 5340-01-129-3970
Characteristic Specifications
MATERIAL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582, TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.2200 INCHES NOMINAL
END DIAMETER0.4380 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.1550 INCHES NOMINAL
FIRST STEP DIAMETER0.6400 INCHES NOMINAL
BORE DIAMETER0.3120 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM
CHAMFER ANGLE IN DEG15.0
DESIGN TYPE SOLID
SPECIAL FEATURESNOT CASEHARDENED