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 4140-00-170-5152
NSN 5835-01-518-4300
NSN 6650-00-375-6632
NSN 6645-01-337-1806
NSN 5960-01-089-8155
NSN 5930-00-555-1866
NSN 5930-01-116-3346
NSN 5950-01-361-3728
NSN 5975-01-101-7250
NSN 5965-00-497-4521
NSN 5985-01-540-1295
NSN 5975-00-197-2048