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 6685-01-260-4010
NSN 5905-00-542-2017
NSN 6240-01-173-3958
NSN 5920-01-394-1671
NSN 5998-01-519-7340
NSN 5998-01-527-1433
NSN 6145-01-172-1000
NSN 6130-00-070-1513
NSN 5895-01-069-4592
NSN 5930-00-160-6729
NSN 6240-01-100-1279
NSN 6150-01-521-2581