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 6610-00-184-0833
NSN 5935-00-958-5819
NSN 5930-00-967-9339
NSN 6135-01-413-4747
NSN 5915-00-450-4678
NSN 6130-01-633-3994
NSN 6645-00-551-8291
NSN 6645-00-402-5622
NSN 5990-00-391-6207
NSN 5999-00-838-0771
NSN 6645-01-153-2090
NSN 5996-01-470-5522