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 6220-01-539-3278
NSN 5855-01-323-5394
NSN 5835-00-126-2961
NSN 6645-01-512-2260
NSN 6145-01-054-3297
NSN 6620-01-447-6666
NSN 6145-00-508-8353
NSN 5998-01-644-9463
NSN 7035-00-535-8109
NSN 6685-00-242-6722
NSN 5925-01-211-6660
NSN 5935-00-557-4425