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 5855-01-477-3241
NSN 5920-01-253-6303
NSN 6320-01-192-0332
NSN 6610-01-589-2552
NSN 6685-01-179-4591
NSN 6220-01-442-3931
NSN 5996-00-740-8315
NSN 6240-01-186-5939
NSN 4140-01-266-0625
NSN 5965-00-513-1352
NSN 6610-01-106-5012
NSN 7035-01-099-2311