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 5950-00-513-9596
NSN 5835-01-302-6844
NSN 6240-00-290-4185
NSN 5910-01-400-0891
NSN 6220-01-211-4630
NSN 6145-01-162-8691
NSN 6645-01-556-5263
NSN 7035-01-112-4565
NSN 5920-01-561-8324
NSN 5895-01-283-2546
NSN 5990-01-071-8510
NSN 4140-00-805-9531