NSN 4310-00-131-2990

Part Details | PISTON RING

4310-00-131-2990 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: SL4, BS1192PC30, 4310-00-131-2990, 00-131-2990, 4310001312990, 001312990

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-131-299011459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

VERTICAL JOINT

Cross Reference | NSN 4310-00-131-2990
Part Number Cage Code Manufacturer
SL463857WARREN PUMPS LLC
BS1192PC3063857WARREN PUMPS LLC
Technical Data | NSN 4310-00-131-2990
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.2350 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OVERALL WIDTH0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM
STANDARD BORE DIAMETER6.000 INCHES
BORE DIAMETER OVERSIZE0.010 INCHES
FSC APPLICATION DATASTEAM END PISTON,DIRECT ACTING RECIPROCATING PUMP