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 6150-01-446-8777
NSN 6685-00-549-9784
NSN 5960-01-495-0859
NSN 5835-01-189-6095
NSN 6240-00-643-4532
NSN 6610-01-546-9693
NSN 6620-01-412-0938
NSN 5985-01-559-4871
NSN 6105-01-542-2960
NSN 6685-01-125-4614
NSN 5935-00-225-9929
NSN 6610-01-116-2527