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 5950-00-689-8923
NSN 6130-01-281-2397
NSN 2925-01-197-7864
NSN 5935-01-607-0064
NSN 7035-01-625-2119
NSN 6650-01-487-4236
NSN 5905-01-294-6588
NSN 5999-00-077-3757
NSN 5930-01-348-2226
NSN 5930-01-559-1207
NSN 6145-00-161-1611
NSN 6105-01-477-2857