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 6150-01-529-0781
NSN 5925-01-368-1725
NSN 5975-00-954-6641
NSN 5950-01-598-7529
NSN 5950-01-428-9646
NSN 6130-00-775-0969
NSN 6145-01-250-0689
NSN 5905-01-533-5350
NSN 6610-00-260-1181
NSN 5930-01-044-2396
NSN 5998-01-141-8679
NSN 5855-00-014-5008