Buna- (nitrile)
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 5935-00-238-7237
NSN 6135-01-056-4609
NSN 6685-01-453-0460
NSN 7035-00-529-3128
NSN 5990-00-451-7630
NSN 6620-01-004-7072
NSN 6610-00-283-2592
NSN 5985-01-366-2913
NSN 5905-01-355-5681
NSN 6135-00-284-1406
NSN 6110-01-290-4289
NSN 6650-01-472-6753