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 6240-00-813-6328
NSN 5998-01-109-1828
NSN 6650-00-463-1514
NSN 6135-01-445-4291
NSN 5990-01-553-1094
NSN 6650-01-537-2209
NSN 5965-01-115-4068
NSN 5996-00-237-5146
NSN 6320-00-583-3104
NSN 5915-01-403-2599
NSN 5925-01-438-8076
NSN 5998-01-072-7072