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 5935-01-421-8014
NSN 6110-00-035-8794
NSN 6620-00-602-5832
NSN 5930-00-081-8782
NSN 5925-00-617-9927
NSN 6135-00-377-9165
NSN 6685-00-155-9215
NSN 6130-00-079-1269
NSN 6105-00-568-8726
NSN 6130-01-045-5182
NSN 5930-00-350-5733
NSN 2925-01-391-9247