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 7035-00-320-5644
NSN 5998-01-067-7312
NSN 5855-01-160-3802
NSN 6650-00-113-4102
NSN 6685-01-626-3232
NSN 5950-01-277-6790
NSN 5905-01-606-1573
NSN 5935-00-971-7244
NSN 5945-00-697-7257
NSN 5910-00-579-7752
NSN 5895-00-964-8989
NSN 5915-01-631-7940