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 6685-00-020-9793
NSN 6130-01-049-7843
NSN 6150-01-498-6491
NSN 6645-01-118-2058
NSN 6130-01-246-4154
NSN 5925-00-942-8202
NSN 5935-00-456-2416
NSN 5835-00-239-9619
NSN 5950-00-144-4139
NSN 5985-01-542-8791
NSN 5950-01-609-7431
NSN 6135-01-204-8712