NSN 2815-00-505-9978

Part Details | PISTON RING

2815-00-505-9978 A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.

Alternate Parts: 43664236, 4366423-6, 4366243, 18772134, 1877-2134, 2815-00-505-9978, 00-505-9978, 2815005059978, 005059978

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JAN 01, 196100-505-997811459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

BEVELED FACE, UPPER

CONCENTRIC

VERTICAL JOINT

Cross Reference | NSN 2815-00-505-9978
Part Number Cage Code Manufacturer
4366423-66N299AGCO CORPPARTS OPN
43662436N299AGCO CORPPARTS OPN
1877-213493568HARSCO CORPBMY-COMBAT SYSTEMS DIV
Technical Data | NSN 2815-00-505-9978
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE4 BEVELED FACE, UPPER
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.1560 INCHES NOMINAL
OVERALL WIDTH0.1250 INCHES NOMINAL
STANDARD BORE DIAMETER4.188 INCHES