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 6145-01-631-9117
NSN 6105-01-462-0766
NSN 6145-01-247-6741
NSN 5935-01-214-1808
NSN 5905-01-406-4323
NSN 5996-01-411-6051
NSN 6150-01-511-6762
NSN 6645-01-632-1127
NSN 6240-01-347-3338
NSN 6240-00-055-4372
NSN 5996-01-135-2572
NSN 6220-01-247-4380