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 5895-01-330-4606
NSN 6620-01-087-2354
NSN 6645-01-116-7713
NSN 5835-01-293-6453
NSN 6105-01-181-0315
NSN 5996-01-415-4629
NSN 6610-01-605-2451
NSN 5905-01-535-7040
NSN 5975-01-419-4941
NSN 5910-00-403-2496
NSN 5915-01-353-5156
NSN 5930-01-502-9135