A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5990-01-014-1280
NSN 5930-00-290-4574
NSN 5855-01-365-4287
NSN 6145-01-340-1305
NSN 6150-00-143-5396
NSN 5915-01-364-2936
NSN 6320-01-550-3420
NSN 6320-01-415-0953
NSN 5965-01-041-4978
NSN 6610-01-021-5068
NSN 5985-01-432-0866
NSN 5996-01-037-6786