NSN 2805-01-193-0476

Part Details | PISTON RING

2805-01-193-0476 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: MD3162392, MD31623-92, MD3162392, MD31623-92, MD3162392, MD31623-92, MD3162392, MD31623-92, 2805-01-193-0476, 01-193-0476, 2805011930476, 011930476

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28OCT 29, 198401-193-047611459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

VERTICAL/DIAGONAL JOINT

Cross Reference | NSN 2805-01-193-0476
Part Number Cage Code Manufacturer
MD31623-9276301BOEING COMPANY, THEDBA BOEING
MD31623-920PXV4BOEING COMPANY, THEDBA BOEING
MD31623-92U1918FLIGHT REFUELLING LTDDBA COBHAM MISSION SYSTEMS
MD31623-92K0349M L AVIATION LTD INCORPORATING M LWALLOP DEFENCE SYSTEMS LTD
Technical Data | NSN 2805-01-193-0476
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL/DIAGONAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.0250 INCHES NOMINAL
OVERALL WIDTH0.0570 INCHES MINIMUM AND 0.0590 INCHES MAXIMUM
STANDARD BORE DIAMETER0.390 INCHES AND 0.395 INCHES