NSN 5340-01-041-6839

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-01-041-6839 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: BL8923, BL-8923, 5340-01-041-6839, 01-041-6839, 5340010416839, 010416839

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 28, 197701-041-683924328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5340-01-041-6839
Part Number Cage Code Manufacturer
BL-892308484BREEZE-EASTERN LLC
Technical Data | NSN 5340-01-041-6839
Characteristic Specifications
MATERIAL STEEL COMP E4340
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000, COMP E4340 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL HARDNESS RATINGRCB28.0 ROCKWELL C MAXIMUM AND 36.0 ROCKWELL C MAXIMUM
SURFACE TREATMENT CADMIUM AND CHROMATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
OVERALL HEIGHT0.3120 INCHES NOMINAL
END DIAMETER1.3800 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.0940 INCHES NOMINAL
FIRST STEP DIAMETER2.1250 INCHES NOMINAL
BORE DIAMETER1.2500 INCHES MINIMUM AND 1.2550 INCHES MAXIMUM
DESIGN TYPE SOLID