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 6105-01-406-2828
NSN 6240-01-435-5486
NSN 6220-01-207-1229
NSN 6145-01-103-8034
NSN 6650-01-304-4955
NSN 6645-01-265-2746
NSN 6645-01-463-2198
NSN 7035-00-153-3826
NSN 5985-01-313-1548
NSN 6685-01-277-7165
NSN 6320-01-631-7828
NSN 5835-00-473-1010