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 6645-01-432-1068
NSN 6145-01-143-2868
NSN 5999-01-012-2449
NSN 5905-01-087-0740
NSN 5910-00-952-0565
NSN 2925-00-945-0792
NSN 5999-01-317-4331
NSN 6240-00-956-6424
NSN 5895-00-186-8572
NSN 5895-00-072-7183
NSN 6130-00-470-0522
NSN 6135-01-558-7257