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 7035-00-050-9962
NSN 5965-01-511-3633
NSN 6240-00-822-4571
NSN 6150-01-504-9288
NSN 5895-01-494-5448
NSN 5945-01-033-7947
NSN 6620-01-417-8110
NSN 6240-00-244-0483
NSN 6150-01-384-0164
NSN 6145-01-497-5284
NSN 6150-01-447-0880
NSN 5975-00-469-6672