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 5945-01-432-1090
NSN 5950-01-605-8988
NSN 5945-01-643-2649
NSN 5895-01-134-8291
NSN 2925-00-549-6759
NSN 6150-01-545-6897
NSN 6620-00-144-3410
NSN 6240-00-220-5333
NSN 5910-00-785-9033
NSN 5930-01-463-6024
NSN 5990-00-519-9974
NSN 6650-01-641-7792