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 5910-01-462-8726
NSN 6620-01-337-9070
NSN 6150-00-959-5565
NSN 5945-01-045-7286
NSN 5945-00-945-3477
NSN 6145-01-211-3607
NSN 5975-01-139-0121
NSN 6650-01-449-1413
NSN 6130-00-007-9743
NSN 6135-00-248-4102
NSN 6150-01-183-0750
NSN 6620-01-474-4951