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 5950-01-413-2437
NSN 5920-00-023-2926
NSN 6110-00-654-3539
NSN 5990-00-091-7110
NSN 5985-01-279-8074
NSN 5835-01-209-6410
NSN 5930-01-596-6917
NSN 5975-01-162-6221
NSN 5996-01-116-1988
NSN 6610-01-608-5285
NSN 5945-01-601-2677
NSN 5996-01-560-5052