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 5985-00-231-3759
NSN 6645-00-605-8487
NSN 6105-01-587-8522
NSN 5950-00-471-7416
NSN 5965-01-329-7890
NSN 5945-00-803-1587
NSN 6650-01-393-4152
NSN 6320-00-779-5923
NSN 5975-01-167-0735
NSN 5999-01-120-3594
NSN 5910-01-487-8330
NSN 5960-00-628-2003