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 5999-01-289-3080
NSN 5960-01-416-6187
NSN 6145-01-313-9394
NSN 4140-00-826-9031
NSN 5835-01-254-8584
NSN 6135-01-579-3534
NSN 6610-01-290-2627
NSN 5998-01-386-7690
NSN 5930-01-139-1471
NSN 6145-00-787-7313
NSN 5935-00-011-5031
NSN 6610-00-951-0345