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.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6620-01-465-9885
NSN 6320-01-564-0893
NSN 5985-01-069-4897
NSN 6145-00-526-3056
NSN 5998-01-027-0482
NSN 6645-01-369-2478
NSN 6145-01-165-1436
NSN 6145-01-102-4659
NSN 6135-01-420-5907
NSN 5945-00-905-6692
NSN 5960-00-170-6916
NSN 5990-00-079-0932