NSN 5340-01-178-2215

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-178-2215 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: 13214E2065, 13214E2065, 5340-01-178-2215, 01-178-2215, 5340011782215, 011782215

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 03, 198401-178-221524328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5340-01-178-2215
Part Number Cage Code Manufacturer
13214E206597403CECOM LR CENTER
13214E206519207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5340-01-178-2215
Characteristic Specifications
MATERIAL4$9$DAL0025$6$DAL0048$DAL0042$EALUMINUM ALLOY,QQ-A-596,ALLOY 356,T6
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-601, T6 FED SPEC 1ST MATERIAL RESPONSE
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 2, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
OVERALL HEIGHT2.1900 INCHES NOMINAL
FIRST STEP DIAMETER3.1200 INCHES NOMINAL
FIRST STEP LENGTH0.1250 INCHES NOMINAL
SECOND END DIAMETER2.7500 INCHES NOMINAL
BORE DIAMETER0.5000 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM
DESIGN TYPE SOLID