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 5895-00-726-4831
NSN 6620-00-699-5537
NSN 5895-01-166-2493
NSN 5996-01-203-1938
NSN 6620-01-207-0667
NSN 5930-01-386-4220
NSN 6145-00-493-4073
NSN 7035-00-445-9657
NSN 6110-01-158-6826
NSN 6685-01-378-0550
NSN 5990-01-262-4068
NSN 6240-01-549-4683