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 5835-00-111-3419
NSN 6240-01-236-0781
NSN 5930-00-888-1109
NSN 6150-01-641-8450
NSN 5915-01-604-9868
NSN 5996-01-307-4403
NSN 6620-00-115-9050
NSN 5960-01-399-4327
NSN 5835-01-432-1277
NSN 5930-01-542-7697
NSN 6610-01-608-5285
NSN 5835-00-583-1316