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 5925-01-044-4880
NSN 6220-00-310-3935
NSN 5960-01-331-3817
NSN 6135-01-136-1059
NSN 5975-01-083-2122
NSN 5999-01-415-0959
NSN 6650-00-754-2276
NSN 5930-00-088-0535
NSN 5855-00-631-4565
NSN 5998-01-525-8002
NSN 5975-01-040-5203
NSN 6320-01-498-4954