NSN 5340-01-117-7709

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-117-7709 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: 145H73161, 145H7316-1, 5340-01-117-7709, 01-117-7709, 5340011177709, 011177709

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 21, 198101-117-770924328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-117-7709
Part Number Cage Code Manufacturer
145H7316-177272THE BOEING COMPANYDBA BOEING
Technical Data | NSN 5340-01-117-7709
Characteristic Specifications
MATERIAL STEEL COMP 4130
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758, COMP 4130 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM
END DIAMETER0.6800 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.2050 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM
FIRST STEP DIAMETER0.7100 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM
FIRST STEP LENGTH0.0750 INCHES MINIMUM AND 0.9500 INCHES MAXIMUM
SECOND STEP DIAMETER0.8650 INCHES MINIMUM AND 0.8850 INCHES MAXIMUM
BORE DIAMETER0.4680 INCHES MINIMUM AND 0.4720 INCHES MAXIMUM
COUNTERBORE LENGTH0.1400 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
COUNTERBORE DIAMETER0.5980 INCHES MINIMUM AND 0.6080 INCHES MAXIMUM
DESIGN TYPE SOLID
SPECIAL FEATURESNOT CASEHARDENED