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 6130-00-774-3231
NSN 5965-00-335-0305
NSN 5905-00-248-6461
NSN 6110-00-034-3710
NSN 5975-01-181-7094
NSN 6610-00-408-4775
NSN 6240-01-129-4870
NSN 6240-01-348-0057
NSN 4140-01-416-0705
NSN 6130-01-118-0784
NSN 5915-00-267-1343
NSN 5835-01-009-2417