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 5925-00-848-9073
NSN 5975-00-932-5591
NSN 5965-01-406-6320
NSN 5975-01-131-0770
NSN 5835-00-490-0530
NSN 5950-01-447-3817
NSN 5925-01-527-0792
NSN 2925-01-399-2765
NSN 5910-01-317-3862
NSN 6150-01-474-1283
NSN 6110-01-439-3723
NSN 5835-00-537-7780