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 5920-00-518-1793
NSN 5895-01-277-7860
NSN 6145-00-245-3961
NSN 5905-01-606-9832
NSN 5945-01-028-1426
NSN 5996-01-003-7206
NSN 5835-01-156-5622
NSN 6105-01-191-2015
NSN 6150-01-050-8268
NSN 6685-01-246-5038
NSN 5945-01-308-9821
NSN 6645-00-596-5388