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 4140-01-385-0889
NSN 6620-01-033-6637
NSN 6220-01-065-3765
NSN 6150-01-166-6545
NSN 5999-01-224-8554
NSN 6220-00-186-2238
NSN 5945-01-627-8308
NSN 5990-01-171-3547
NSN 5960-01-077-9600
NSN 5855-01-295-2313
NSN 6645-01-299-7806
NSN 6105-00-153-7967