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 6145-00-635-9957
NSN 5905-01-138-0213
NSN 5945-01-122-9853
NSN 6150-01-582-6268
NSN 5996-01-356-7346
NSN 5925-01-388-1688
NSN 6145-00-835-1088
NSN 6650-01-281-2148
NSN 6220-01-363-9713
NSN 6110-01-063-4881
NSN 6620-01-168-1157
NSN 6130-00-198-4997