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 5950-01-416-4743
NSN 5999-01-286-9303
NSN 6135-01-551-0562
NSN 5920-00-236-8150
NSN 6685-00-798-7595
NSN 5950-01-063-7875
NSN 6135-00-377-9165
NSN 5915-01-589-4149
NSN 6105-01-075-5943
NSN 5915-01-313-8364
NSN 2925-01-385-6661
NSN 6645-01-065-7036