Buna-n material
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 5835-00-974-4014
NSN 5998-01-386-2122
NSN 6620-00-121-9702
NSN 4140-01-170-1075
NSN 5930-00-033-7875
NSN 6620-01-157-9267
NSN 5960-01-391-8860
NSN 6145-01-367-6929
NSN 5930-00-222-4721
NSN 5935-00-174-5551
NSN 2925-01-203-0493
NSN 5915-00-218-6513