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 6145-01-628-9214
NSN 6620-01-100-7350
NSN 6685-00-282-6873
NSN 5895-01-112-9000
NSN 6145-01-415-9593
NSN 5910-01-555-7513
NSN 7035-01-568-9555
NSN 5996-01-647-6124
NSN 5930-01-265-3969
NSN 6110-01-470-0680
NSN 5855-01-125-4768
NSN 5999-00-164-2981