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 6150-01-602-0310
NSN 5998-01-187-6419
NSN 6620-01-476-7355
NSN 6150-00-758-0928
NSN 6610-01-187-1748
NSN 6620-01-260-7112
NSN 5925-00-441-7964
NSN 6105-00-873-6257
NSN 5985-01-323-7236
NSN 6240-01-475-3155
NSN 6145-01-445-2568
NSN 2925-00-617-0826