NSN 4310-01-257-8051

Part Details | PISTON RING

4310-01-257-8051 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: 927D847GR3, 4310-01-257-8051, 01-257-8051, 4310012578051, 012578051

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JUN 24, 198701-257-805111459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4310-01-257-8051
Part Number Cage Code Manufacturer
927D847GR304804NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA ES POWER CONTROL SYSTEMS
Technical Data | NSN 4310-01-257-8051
Characteristic Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY