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 5895-00-678-5324
NSN 6145-01-428-9932
NSN 6320-01-390-5385
NSN 5895-01-178-0523
NSN 5920-01-096-8815
NSN 7035-01-357-3726
NSN 5950-01-546-3113
NSN 5950-01-386-7182
NSN 6130-01-038-0806
NSN 6145-01-535-7062
NSN 5910-01-364-5174
NSN 4140-00-949-8172