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 5965-00-339-0783
NSN 6110-01-049-7256
NSN 6645-01-060-3627
NSN 4140-01-544-1342
NSN 6130-01-332-2534
NSN 6105-01-372-9157
NSN 6685-00-844-2231
NSN 5855-01-346-2881
NSN 2925-00-048-7172
NSN 6110-01-125-9723
NSN 6150-01-628-8623
NSN 5930-01-195-0764