NSN 5340-01-056-9945

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-056-9945 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: 2763677101, 2763677-101, 5340-01-056-9945, 01-056-9945, 5340010569945, 010569945

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 03, 197801-056-994524328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-01-056-9945
Part Number Cage Code Manufacturer
2763677-10192003PARKER HANNIFIN CORPORATIONDIV AEROSPACE GROUP HEADQUARTERS
Technical Data | NSN 5340-01-056-9945
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.2000 INCHES NOMINAL
FIRST STEP DIAMETER0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM
FIRST STEP LENGTH0.0500 INCHES NOMINAL
SECOND STEP DIAMETER0.8000 INCHES NOMINAL
SECOND END DIAMETER0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM
BORE DIAMETER0.4370 INCHES NOMINAL
DESIGN TYPE SOLID