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 6145-01-415-2658
NSN 2925-01-118-6125
NSN 5965-00-275-0491
NSN 4140-01-044-6064
NSN 6685-01-117-0892
NSN 5925-01-623-8015
NSN 5960-01-195-2166
NSN 6135-01-219-8612
NSN 5910-01-495-1136
NSN 5999-01-289-9470
NSN 5945-01-439-6996
NSN 7035-01-428-2336