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 5855-01-577-5946
NSN 6610-01-456-8653
NSN 6145-00-033-2997
NSN 5915-00-298-1969
NSN 5915-01-285-2841
NSN 6135-00-754-8191
NSN 5950-01-434-7937
NSN 6135-01-201-5858
NSN 5965-01-078-1312
NSN 6150-01-201-4950
NSN 6130-00-498-4514
NSN 6645-01-263-5481