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 6220-01-502-9451
NSN 6685-01-228-0864
NSN 2925-01-615-2379
NSN 2925-01-197-7864
NSN 6220-01-626-2879
NSN 5930-00-888-3760
NSN 6135-01-392-4160
NSN 5945-00-470-2884
NSN 5975-00-031-0510
NSN 5835-01-360-2657
NSN 5960-01-142-1995
NSN 7035-01-169-1166