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 5985-00-367-4291
NSN 6150-00-025-8411
NSN 6240-01-475-5085
NSN 6145-00-946-6950
NSN 5965-01-243-5494
NSN 6110-01-298-3784
NSN 6645-00-484-1992
NSN 5895-00-837-3441
NSN 6105-00-660-8315
NSN 5975-00-621-0152
NSN 5905-01-433-7338
NSN 5925-01-318-1082