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 5930-01-600-0260
NSN 7035-00-008-4173
NSN 4140-01-156-0445
NSN 4140-00-189-0235
NSN 7035-00-238-3662
NSN 6645-00-724-7668
NSN 6105-00-816-9397
NSN 6620-01-525-8648
NSN 5905-01-224-7977
NSN 5920-01-045-8870
NSN 5999-00-071-8446
NSN 5905-00-260-5008