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 5835-01-350-0566
NSN 6135-01-512-8740
NSN 6145-00-635-9957
NSN 6220-01-521-5703
NSN 6240-01-012-3976
NSN 2925-00-953-2920
NSN 6145-01-433-2329
NSN 6320-01-067-0474
NSN 6610-00-684-7683
NSN 6130-00-097-3688
NSN 5930-01-256-8907
NSN 5915-01-087-5553