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 4140-00-401-7851
NSN 6645-00-459-7719
NSN 6645-01-088-5244
NSN 5960-01-092-4069
NSN 6105-01-580-3849
NSN 6220-01-426-3485
NSN 5935-00-466-3571
NSN 6645-01-272-6987
NSN 5950-01-322-4010
NSN 6105-01-526-9675
NSN 5835-00-289-9080
NSN 5965-01-480-3096