NSN 3040-01-339-2170

Part Details | PISTON RING

3040-01-339-2170 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: 721016, 721016, 200040X14, 2000-40X1/4, 3040-01-339-2170, 01-339-2170, 3040013392170, 013392170

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAY 19, 199101-339-217011459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

DIAGONAL JOINT

Cross Reference | NSN 3040-01-339-2170
Part Number Cage Code Manufacturer
7210160FYL8RAMROD INDUSTRIES LLC
72101660327TEKNOR APEX CO
2000-40X1/45T417VERCO ENGINEERED SALES CO
Technical Data | NSN 3040-01-339-2170
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE DIAGONAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.2500 INCHES NOMINAL
OVERALL WIDTH0.1240 INCHES NOMINAL
STANDARD BORE DIAMETER2.5000 INCHES