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 5855-00-832-9341
NSN 6130-01-640-9757
NSN 6135-01-415-1163
NSN 6240-01-520-6925
NSN 6110-00-567-6439
NSN 5910-00-225-8353
NSN 5960-01-278-9394
NSN 6220-00-880-7806
NSN 5965-01-165-3002
NSN 5930-00-954-2689
NSN 5996-00-701-9550
NSN 5950-00-666-1887