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 5855-00-688-9954
NSN 5915-00-170-4209
NSN 4140-01-443-4123
NSN 5998-00-032-6348
NSN 5915-00-405-7637
NSN 5910-01-473-9181
NSN 6320-01-381-7023
NSN 6620-01-271-8984
NSN 6105-00-935-5256
NSN 6620-01-380-2905
NSN 6645-01-231-7779
NSN 5910-01-403-2812