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 for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5999-00-194-7750
NSN 5950-00-133-8953
NSN 6645-00-025-4771
NSN 6685-01-620-5617
NSN 6645-01-354-3362
NSN 5990-00-199-0081
NSN 5965-01-463-2815
NSN 6135-00-175-7132
NSN 5999-01-053-4311
NSN 6145-01-315-1620
NSN 6150-01-445-8791
NSN 5905-01-391-8009