Material is buna-n
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 6150-01-131-2053
NSN 6645-01-400-2119
NSN 6135-00-985-7846
NSN 6320-00-937-5625
NSN 5965-00-061-1061
NSN 6130-00-619-2113
NSN 5950-01-577-0001
NSN 6150-00-548-9802
NSN 6685-00-133-4778
NSN 5835-01-473-1620
NSN 6240-00-553-8891
NSN 5965-01-645-4101