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 5996-01-117-3723
NSN 6685-01-246-4265
NSN 6110-01-579-6578
NSN 5985-01-115-2053
NSN 5996-01-506-9847
NSN 5945-00-936-1512
NSN 5945-01-116-5837
NSN 2925-00-169-3775
NSN 6130-00-395-0778
NSN 5950-01-265-3081
NSN 2925-00-231-8041
NSN 6645-01-605-1485