5331-00-297-9981 O-RING Index 1680-00-297-9983 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
1650-00-297-9982

Federal Supply Class:
1650

National Item Identification Number:
002979982

Description:
RING,PISTON

Detail:
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.


Manufacturer Information:
128569598897LOCKHEED MARTIN CORP
1285695-10180378TRIUMPH AEROSTRUCTURES, LLC
1285695-10198897LOCKHEED MARTIN CORP


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