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 6150-00-148-6945
NSN 6110-00-831-3727
NSN 5930-00-374-4839
NSN 6150-00-960-4075
NSN 5990-00-011-2994
NSN 5960-01-122-1101
NSN 5998-01-641-2052
NSN 5905-01-285-2741
NSN 2925-01-583-5619
NSN 5985-00-681-8298
NSN 6320-01-202-8761
NSN 5965-01-269-4338