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 5855-01-463-7372
NSN 6240-01-259-4265
NSN 5990-01-565-2226
NSN 6145-00-643-0252
NSN 6240-01-158-6601
NSN 6240-01-289-4536
NSN 5945-00-261-6899
NSN 7035-01-624-1595
NSN 6130-01-027-6953
NSN 4140-01-592-7466
NSN 5835-01-071-9310
NSN 5915-00-539-7102