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 5910-00-079-3212
NSN 7035-01-413-6697
NSN 6320-01-198-4024
NSN 5905-01-151-5112
NSN 6610-01-537-1685
NSN 5935-01-030-5541
NSN 6135-01-268-7056
NSN 5935-01-299-8783
NSN 6685-00-296-0392
NSN 6135-01-265-1384
NSN 5996-01-350-8453
NSN 5998-00-826-9332