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 6650-01-463-8405
NSN 5985-01-571-4040
NSN 5855-00-361-0167
NSN 5985-01-209-3233
NSN 5990-00-269-2226
NSN 5950-01-660-7639
NSN 5835-01-104-4520
NSN 5960-01-264-9295
NSN 5925-01-030-5088
NSN 6610-01-152-2821
NSN 5999-01-194-4192
NSN 5895-00-831-7089