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 6150-01-487-5684
NSN 5930-01-362-0430
NSN 5985-01-273-0657
NSN 5905-01-213-2398
NSN 6220-00-187-5519
NSN 5990-01-357-6175
NSN 6645-01-240-5499
NSN 7035-01-502-9967
NSN 6645-01-437-9017
NSN 6320-01-476-7702
NSN 6685-01-364-0458
NSN 6610-00-382-0266