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 5930-00-596-8115
NSN 5998-01-040-7875
NSN 6135-00-134-6648
NSN 6620-00-738-6078
NSN 5950-00-042-5564
NSN 6685-01-093-4682
NSN 6685-00-269-6444
NSN 4140-01-576-9796
NSN 6150-01-062-3123
NSN 6135-00-221-4720
NSN 6135-00-998-5884
NSN 4140-01-123-8801