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 5985-01-594-3630
NSN 2925-01-511-2667
NSN 5990-00-099-0822
NSN 5975-01-356-6768
NSN 6105-01-582-0684
NSN 6135-00-112-8637
NSN 5835-01-645-2892
NSN 7035-01-391-3518
NSN 6320-00-433-2773
NSN 5930-01-146-4489
NSN 5950-01-085-8882
NSN 5930-01-641-7480