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 5985-01-272-1477
NSN 5996-01-145-0237
NSN 5965-01-311-3613
NSN 6105-01-178-4715
NSN 7035-01-355-7284
NSN 5990-01-318-3238
NSN 6650-00-170-5095
NSN 6135-00-985-7887
NSN 6685-01-381-0759
NSN 6150-00-030-6695
NSN 5835-00-931-5568
NSN 6685-01-164-3344