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 6645-01-244-4881
NSN 5895-01-332-9205
NSN 6620-00-941-5672
NSN 5945-01-025-9810
NSN 6135-00-728-9860
NSN 5910-01-493-3717
NSN 6610-01-525-3792
NSN 6135-01-247-5660
NSN 6645-00-994-6664
NSN 6240-00-274-4028
NSN 6105-01-348-4148
NSN 5930-01-278-0744