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 6240-01-381-1072
NSN 6105-01-563-5916
NSN 5990-01-127-1108
NSN 5960-01-489-1510
NSN 6105-01-203-7729
NSN 6105-00-740-7757
NSN 5930-01-038-8781
NSN 5985-01-009-4312
NSN 5950-00-502-5160
NSN 6240-01-447-3779
NSN 5945-00-083-6778
NSN 6620-01-142-0084