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 6130-01-109-9112
NSN 6145-00-116-2939
NSN 5975-00-126-0415
NSN 7035-00-250-0982
NSN 7035-01-029-7221
NSN 5835-01-092-6759
NSN 6135-01-579-3534
NSN 5910-00-703-0897
NSN 5950-01-279-9041
NSN 5835-00-681-0005
NSN 6650-01-508-3651
NSN 6105-01-475-6944