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 6150-01-009-1335
NSN 5930-00-188-8695
NSN 6645-00-315-9254
NSN 5950-00-383-6702
NSN 5975-01-013-5864
NSN 6135-00-583-3966
NSN 5855-00-051-2792
NSN 5930-01-261-7893
NSN 5960-01-170-5932
NSN 5990-01-455-8035
NSN 5855-01-525-8017
NSN 5895-01-211-6241