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 6145-01-498-8478
NSN 5990-00-952-0696
NSN 6145-01-054-6022
NSN 5895-00-244-6750
NSN 5930-01-139-6963
NSN 6150-01-592-4075
NSN 2925-01-351-9748
NSN 5998-01-342-9411
NSN 5965-00-246-2182
NSN 6685-01-616-0437
NSN 6650-01-389-0225
NSN 5930-01-457-1142