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 6145-01-321-0392
NSN 5950-01-223-5315
NSN 6650-01-538-5528
NSN 6135-00-505-0679
NSN 5975-01-542-0330
NSN 7035-00-193-2269
NSN 6130-00-578-0869
NSN 5990-01-588-3999
NSN 5835-00-572-7445
NSN 5990-01-514-8708
NSN 5895-01-432-2010
NSN 5935-01-183-3422