NSN 5340-00-809-8053

Part Details | HELICAL COMPRESSION SPRING SEAT

5340-00-809-8053 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: 7189791, 718979-1, 5340-00-809-8053, 00-809-8053, 5340008098053, 008098053

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 27, 196800-809-805324328 ( SEAT, HELICAL COMPRESSION SPRING )
REFERENCE DRAWINGS & PICTURES

SEAT

Cross Reference | NSN 5340-00-809-8053
Part Number Cage Code Manufacturer
718979-173030HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 5340-00-809-8053
Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATINGRCB30.0 ROCKWELL C MAXIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR SEAT
OVERALL HEIGHT0.1900 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP0.1420 INCHES MINIMUM AND 0.1460 INCHES MAXIMUM
FIRST STEP DIAMETER0.3900 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM
BORE DIAMETER0.1020 INCHES MINIMUM AND 0.1030 INCHES MAXIMUM
COUNTERSINK DIAMETER0.1350 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
COUNTERBORE DIAMETER0.2173 INCHES MINIMUM AND 0.2193 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG90.0
CHAMFER ANGLE IN DEG23.0
DESIGN TYPE SOLID
SPECIAL FEATURESMATL-STEEL AMS5612