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 6620-01-563-5251
NSN 5945-01-590-1148
NSN 5925-01-354-9726
NSN 6105-01-358-8851
NSN 6145-00-427-7201
NSN 5999-00-087-1496
NSN 5985-01-511-7612
NSN 6145-01-113-4940
NSN 5975-01-391-4523
NSN 6320-00-174-1362
NSN 6105-01-417-2969
NSN 5999-01-554-5068