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 6645-01-368-1508
NSN 5990-01-400-3299
NSN 5990-00-950-6890
NSN 5975-01-478-3514
NSN 6110-01-192-1800
NSN 5935-00-666-2488
NSN 6150-01-568-9465
NSN 5945-00-148-7714
NSN 2925-00-112-9175
NSN 5950-00-097-1310
NSN 5915-00-113-4396
NSN 6105-00-263-6385