NSN 5340-01-058-4890

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-058-4890 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: 42540A, 5340-01-058-4890, 01-058-4890, 5340010584890, 010584890

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 28, 197801-058-489024328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-058-4890
Part Number Cage Code Manufacturer
42540A73760ITT AEROSPACE CONTROLS LLCDBA ITT AEROSPACE CONTROLS
Technical Data | NSN 5340-01-058-4890
Characteristic Specifications
MATERIAL STEEL COMP 630
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.3500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.2800 INCHES NOMINAL
FIRST STEP DIAMETER0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM
COUNTERBORE LENGTH0.1350 INCHES NOMINAL
COUNTERBORE DIAMETER0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM
DESIGN TYPE SOLID