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 6610-00-166-0233
NSN 6135-01-230-4399
NSN 5960-00-552-1940
NSN 6240-01-281-7249
NSN 7035-01-462-5766
NSN 7035-01-193-2667
NSN 5990-00-763-5526
NSN 5999-01-431-7323
NSN 7035-01-315-9754
NSN 6105-00-372-4716
NSN 6130-00-119-3149
NSN 6135-01-110-9470