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 5985-01-418-0804
NSN 6650-00-127-0072
NSN 5999-01-073-5507
NSN 5930-01-473-0842
NSN 5935-00-777-6892
NSN 5999-00-666-3838
NSN 6645-01-056-9296
NSN 5930-00-255-4173
NSN 5950-01-159-7995
NSN 6135-00-497-0491
NSN 5855-01-100-3272
NSN 6150-01-495-3764