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 6220-01-433-7039
NSN 6105-01-355-1262
NSN 5950-01-647-3603
NSN 5935-00-040-9189
NSN 5996-00-760-8499
NSN 6105-00-405-5850
NSN 5996-01-123-9038
NSN 6145-01-301-9506
NSN 7035-01-466-6251
NSN 5925-01-536-2479
NSN 5999-01-385-1808
NSN 5835-01-158-6878