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 6650-00-678-5627
NSN 5945-00-369-0918
NSN 6220-01-227-5364
NSN 5915-01-353-0101
NSN 5905-01-457-5090
NSN 5975-01-362-9559
NSN 5996-00-966-3489
NSN 5855-00-149-0766
NSN 5855-00-138-2386
NSN 6685-01-517-7011
NSN 5945-00-479-9718
NSN 5998-00-754-6157