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 5965-01-407-6845
NSN 5999-00-471-3513
NSN 5950-01-447-2839
NSN 5985-01-163-9250
NSN 6130-00-483-6184
NSN 6150-01-345-7575
NSN 6105-00-956-9442
NSN 6645-00-663-8111
NSN 6145-00-569-8250
NSN 5996-01-265-3657
NSN 6110-01-605-0406
NSN 6650-00-267-9815