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 5999-01-068-3639
NSN 6620-00-798-6866
NSN 6610-00-862-8540
NSN 6320-01-386-9104
NSN 5910-00-470-9669
NSN 5996-00-081-0787
NSN 6135-01-451-2120
NSN 5965-00-433-6181
NSN 5990-01-126-5824
NSN 5835-01-385-0579
NSN 5985-01-311-3304
NSN 5945-01-089-8771