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 2925-01-513-0720
NSN 7035-01-144-3345
NSN 5925-01-391-4986
NSN 6145-01-339-1041
NSN 5835-01-394-3812
NSN 5855-01-381-6052
NSN 5990-01-281-0018
NSN 6135-00-062-5080
NSN 5910-01-360-4288
NSN 5905-00-289-9803
NSN 5965-00-810-2204
NSN 6620-01-605-2590