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 5925-00-856-8103
NSN 6105-00-189-0515
NSN 5975-00-161-7449
NSN 5920-01-091-7759
NSN 5945-01-494-2743
NSN 5985-00-921-7805
NSN 6240-01-121-8116
NSN 6645-00-262-7448
NSN 4140-00-977-6297
NSN 5910-00-769-5448
NSN 7035-00-890-7649
NSN 5945-01-474-9221