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 5960-01-025-2526
NSN 5925-01-348-0826
NSN 6320-01-089-9086
NSN 5930-01-194-1403
NSN 6110-01-579-1519
NSN 5996-01-128-9761
NSN 6105-01-572-0271
NSN 6685-01-289-3710
NSN 6685-01-070-9846
NSN 5965-00-735-9315
NSN 5999-00-240-2498
NSN 5999-01-566-9572