.614 inside diameter
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 6105-01-245-8204
NSN 6145-01-034-8201
NSN 5835-00-632-8621
NSN 5935-00-139-6729
NSN 5965-01-399-8454
NSN 5945-01-023-7147
NSN 5935-01-388-1418
NSN 5895-01-013-0826
NSN 6240-00-170-5302
NSN 6320-00-284-1524
NSN 5855-00-256-5562
NSN 6610-00-520-6193