75 durometer, as568-280
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 6650-01-464-5033
NSN 6650-00-575-7487
NSN 2925-01-398-6751
NSN 6145-01-175-5988
NSN 6130-01-058-4519
NSN 5985-01-196-8212
NSN 5935-00-567-4530
NSN 5996-01-409-1860
NSN 6320-01-229-6479
NSN 6620-01-314-8990
NSN 5950-00-828-6127
NSN 5950-01-485-4811