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 6650-01-279-8736
NSN 6645-00-171-9251
NSN 6620-01-025-1443
NSN 6145-01-537-8572
NSN 5910-01-389-6625
NSN 5985-01-089-8621
NSN 6610-01-053-0061
NSN 6610-00-790-2735
NSN 5855-00-548-4742
NSN 4140-00-633-7540
NSN 5990-01-225-9820
NSN 6130-01-547-2634