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 6620-01-227-4380
NSN 6105-00-881-5185
NSN 5855-01-655-1806
NSN 5950-01-633-9136
NSN 6650-01-006-3487
NSN 5905-00-660-6776
NSN 6610-01-469-8904
NSN 5975-01-473-6033
NSN 4140-01-039-3638
NSN 6685-01-497-6193
NSN 5935-01-142-2068
NSN 5935-01-510-1908