NSN 5340-00-245-1872

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-245-1872 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: 6565211255105, 65652-11255-105, 5340-00-245-1872, 00-245-1872, 5340002451872, 002451872

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 01, 196900-245-187224328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5340-00-245-1872
Part Number Cage Code Manufacturer
65652-11255-10578286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5340-00-245-1872
Characteristic Specifications
MATERIAL STEEL COMP 630
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
OVERALL HEIGHT0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM
END DIAMETER0.4000 INCHES MINIMUM AND 0.4200 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP0.0900 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM
FIRST STEP DIAMETER0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
BORE DIAMETER0.3120 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM
COUNTERSINK DIAMETER0.0100 INCHES MINIMUM AND 0.0200 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG45.0
SPECIAL FEATURESPASSIVATE SS8435