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 6685-00-141-4300
NSN 6320-00-261-9136
NSN 5910-01-034-1096
NSN 6150-01-094-8515
NSN 6130-01-566-8790
NSN 6240-00-643-4532
NSN 5915-01-202-7737
NSN 2925-01-430-4206
NSN 5965-01-461-2850
NSN 5950-00-125-5525
NSN 5999-01-417-2123
NSN 6145-00-309-2211