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 6135-00-942-7970
NSN 5965-01-053-7168
NSN 5930-01-367-2786
NSN 6105-00-494-0846
NSN 6650-01-013-3243
NSN 6150-00-240-8024
NSN 6320-01-233-5798
NSN 5996-00-338-7089
NSN 2925-00-495-8130
NSN 5960-01-248-4743
NSN 5835-01-621-2525
NSN 5925-00-429-9586