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 6150-00-905-6070
NSN 6150-01-133-6445
NSN 6105-01-399-8556
NSN 6320-01-176-8367
NSN 6150-00-808-9221
NSN 2925-01-180-7793
NSN 5835-00-967-0998
NSN 5895-00-231-4233
NSN 6105-01-272-3852
NSN 5895-00-872-3191
NSN 5855-01-250-1337
NSN 5965-01-079-7939