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 5990-00-221-0878
NSN 7035-01-365-9610
NSN 2925-01-448-2880
NSN 6240-01-250-3574
NSN 5985-01-274-4230
NSN 5985-00-182-6712
NSN 5945-01-064-9648
NSN 6610-01-141-7014
NSN 5930-01-548-7479
NSN 5996-00-388-6552
NSN 5935-01-262-4743
NSN 5930-00-222-8476