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 5935-01-555-6129
NSN 6105-01-124-8054
NSN 2925-01-463-8856
NSN 6610-01-539-0014
NSN 6220-00-764-0404
NSN 2925-00-120-9302
NSN 6150-01-250-1908
NSN 5905-00-998-5650
NSN 6130-00-275-5929
NSN 5835-01-346-9575
NSN 5999-01-271-2308
NSN 5998-01-213-6373