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 6650-01-499-5673
NSN 6220-01-106-3215
NSN 6145-01-099-4742
NSN 4140-00-690-0382
NSN 5975-00-149-0676
NSN 5935-00-607-1369
NSN 6620-00-234-8918
NSN 5935-00-827-1149
NSN 5895-01-352-5695
NSN 5915-01-569-1406
NSN 5910-00-521-7886
NSN 6150-01-477-1177