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 5910-01-411-5366
NSN 6110-00-642-1120
NSN 5945-00-284-3155
NSN 6150-01-250-2772
NSN 6110-00-433-8014
NSN 6650-00-185-8344
NSN 5930-01-010-2947
NSN 6320-00-593-0379
NSN 5910-01-102-5576
NSN 6240-00-893-4799
NSN 7035-00-797-2635
NSN 6220-01-135-2031