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 6145-00-468-8534
NSN 6645-00-017-8252
NSN 5835-01-343-7516
NSN 5915-01-608-7288
NSN 5930-00-470-1554
NSN 5950-01-265-5054
NSN 2925-00-026-0005
NSN 6650-01-340-3058
NSN 5998-01-575-8834
NSN 6145-00-155-5297
NSN 5960-00-108-9555
NSN 6610-00-042-8461