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 6150-01-512-1952
NSN 5965-01-386-2988
NSN 5998-00-163-8396
NSN 5835-00-980-0468
NSN 6610-01-083-1528
NSN 6645-01-364-2211
NSN 5999-01-125-6698
NSN 6320-00-894-1644
NSN 6620-00-596-1951
NSN 6135-00-477-8847
NSN 4140-00-704-7615
NSN 5930-01-424-0276