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 6645-01-023-8020
NSN 6135-00-334-4500
NSN 6240-01-486-8317
NSN 2925-00-041-0439
NSN 2925-00-124-5465
NSN 5996-00-478-9159
NSN 6320-01-506-9439
NSN 5935-01-100-1089
NSN 5998-00-673-8570
NSN 6610-00-155-1334
NSN 5925-01-050-9032
NSN 6650-00-804-2039