NSN 5340-00-453-8211

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-453-8211 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: 93983, 5340-00-453-8211, 00-453-8211, 5340004538211, 004538211

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 09, 196900-453-821124328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-453-8211
Part Number Cage Code Manufacturer
9398382106PARKER-HANNIFIN CORPORATIONDBA CONTROL SYSTEMS DIVISION
Technical Data | NSN 5340-00-453-8211
Characteristic Specifications
MATERIAL STEEL COMP 416
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.3500 INCHES NOMINAL
END DIAMETER0.8210 INCHES MINIMUM AND 0.8250 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.1270 INCHES MINIMUM AND 0.5770 INCHES MAXIMUM
FIRST STEP DIAMETER1.2300 INCHES MINIMUM AND 1.2400 INCHES MAXIMUM
FIRST STEP LENGTH0.2520 INCHES MINIMUM AND 0.4520 INCHES MAXIMUM
SECOND STEP DIAMETER1.4950 INCHES MINIMUM AND 1.5050 INCHES MAXIMUM
BORE DIAMETER0.7430 INCHES MINIMUM AND 0.7470 INCHES MAXIMUM
COUNTERBORE LENGTH0.0500 INCHES NOMINAL
COUNTERBORE DIAMETER0.8210 INCHES MINIMUM AND 0.8250 INCHES MAXIMUM
DESIGN TYPE SOLID