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 6145-01-543-1491
NSN 5835-01-141-4975
NSN 6105-00-222-8315
NSN 5920-00-425-2878
NSN 5965-00-303-9701
NSN 6650-00-344-9500
NSN 5855-00-869-3635
NSN 6645-01-550-3038
NSN 6620-00-286-5721
NSN 6130-01-369-6177
NSN 6130-01-363-5539
NSN 6645-00-376-4829