NSN 4320-00-291-3837

Part Details | PISTON RING

4320-00-291-3837 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: DY127729 ITEM 26.5, BS52019PC140, BS5-2019PC140, 555, UT1, BS52019PC140, BS5-2019PC140, 2DY127729 ITEM 265, 2DY127729 ITEM 26-5, 4320-00-291-3837, 00-291-3837, 4320002913837, 002913837

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-291-383711459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

VERTICAL JOINT

Cross Reference | NSN 4320-00-291-3837
Part Number Cage Code Manufacturer
DY127729 ITEM 26.593232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
BS5-2019PC14080064NAVAL SHIP SYSTEMS COMMAND
55578119SEA-RO PACKING CO INC
UT163857WARREN PUMPS LLC
BS5-2019PC14063857WARREN PUMPS LLC
2DY127729 ITEM 26-569323ZE-BRAN MACHINE
Technical Data | NSN 4320-00-291-3837
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.5000 INCHES NOMINAL
OVERALL WIDTH0.5154 INCHES NOMINAL
STANDARD BORE DIAMETER6.000 INCHES
FSC APPLICATION DATAPISTON,PUMP,RECIPROCATING,POWER DRIVEN