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 2925-01-633-4048
NSN 5910-01-207-0909
NSN 6110-00-233-8121
NSN 5920-01-251-2107
NSN 5960-00-547-9180
NSN 6610-01-211-0835
NSN 6105-01-565-8924
NSN 6685-00-984-4283
NSN 6610-01-027-0087
NSN 6650-01-533-1267
NSN 6220-01-361-4713
NSN 5895-01-551-8652