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 5895-01-094-7255
NSN 5965-00-486-7907
NSN 6620-00-533-0536
NSN 2925-01-131-4531
NSN 5975-01-201-2662
NSN 5990-00-161-2797
NSN 6110-01-633-9461
NSN 6320-01-239-7647
NSN 5930-01-406-1554
NSN 6110-01-385-9337
NSN 5910-00-394-1690
NSN 6105-01-420-5624