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 6145-01-589-8415
NSN 6650-00-872-0942
NSN 6610-00-234-9390
NSN 5990-01-413-2405
NSN 6220-01-085-4947
NSN 6150-00-564-4256
NSN 5950-01-310-1951
NSN 2925-00-238-1668
NSN 5999-01-267-5508
NSN 5975-01-556-7324
NSN 5965-00-217-2476
NSN 6240-01-441-0784