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 5965-01-587-2366
NSN 5855-00-494-9581
NSN 6130-01-442-0702
NSN 5920-01-454-9374
NSN 6645-01-030-0662
NSN 6240-01-516-8393
NSN 6650-01-271-4893
NSN 6110-01-161-5929
NSN 2925-01-385-1763
NSN 6145-01-508-9372
NSN 6135-01-502-3807
NSN 5930-01-070-2666