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 5905-01-406-3871
NSN 6650-01-046-3718
NSN 6130-00-473-2270
NSN 5945-00-056-8452
NSN 5996-01-201-8260
NSN 5925-01-250-2514
NSN 6610-00-290-0758
NSN 5855-01-485-3429
NSN 6220-01-442-5699
NSN 7035-00-834-2090
NSN 5930-01-133-2860
NSN 6110-00-679-8961