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 5985-00-223-9821
NSN 6105-01-102-8658
NSN 5910-01-459-3472
NSN 5855-00-337-3679
NSN 6220-01-476-3947
NSN 6620-01-231-9731
NSN 6645-01-618-1983
NSN 6110-00-008-4333
NSN 7035-01-519-6779
NSN 5835-01-249-0275
NSN 6130-01-030-8932
NSN 5990-00-554-0366