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 5910-00-346-5917
NSN 5930-00-882-4770
NSN 5975-01-441-9221
NSN 6135-00-452-2266
NSN 5996-00-270-0340
NSN 2925-01-259-7092
NSN 6320-00-261-9136
NSN 6130-01-202-8025
NSN 5905-01-471-8380
NSN 5945-01-048-3780
NSN 5910-01-542-4081
NSN 5930-01-353-9904