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 5999-01-068-4445
NSN 6135-01-226-4071
NSN 6105-00-929-8138
NSN 6150-00-105-0144
NSN 5920-00-952-5360
NSN 5996-01-119-2720
NSN 5990-00-146-3534
NSN 6240-00-230-2716
NSN 5998-00-838-6685
NSN 5905-00-143-0943
NSN 5998-01-216-4456
NSN 6130-00-481-2937