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 7035-00-252-7467
NSN 6620-01-587-5972
NSN 5950-01-233-2504
NSN 6620-00-308-2531
NSN 7035-00-403-5340
NSN 6650-01-071-4514
NSN 6645-01-083-4759
NSN 5925-01-586-5296
NSN 6110-01-474-2987
NSN 6240-00-181-2503
NSN 6220-01-028-4488
NSN 6105-01-194-6608