NSN 4820-00-803-4691

Part Details | PISTON RING

4820-00-803-4691 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: 6857, 912110, 9121-10, 73104, 4820-00-803-4691, 00-803-4691, 4820008034691, 008034691

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 08, 196800-803-469111459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

STEP JOINT

Cross Reference | NSN 4820-00-803-4691
Part Number Cage Code Manufacturer
685795368AERCO INTERNATIONAL, INC.
9121-1095368AERCO INTERNATIONAL, INC.
7310475370KAYDON RING & SEAL, INC.DBA KAYDON
Technical Data | NSN 4820-00-803-4691
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE STEP JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.0940 INCHES NOMINAL
OVERALL WIDTH0.0920 INCHES NOMINAL
STANDARD BORE DIAMETER3.375 INCHES