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 5950-01-246-3609
NSN 5950-01-124-8304
NSN 5998-01-286-2884
NSN 6620-01-118-7588
NSN 5950-01-135-4048
NSN 5996-01-351-6181
NSN 6620-01-231-9731
NSN 5855-01-178-8732
NSN 6650-00-585-2786
NSN 5965-01-487-2713
NSN 5910-01-534-7699
NSN 6135-01-449-2144