.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 7035-00-050-9962
NSN 5945-00-617-2866
NSN 6645-01-400-1137
NSN 6620-00-703-0860
NSN 6105-00-655-3083
NSN 6105-01-122-5910
NSN 5925-01-016-8593
NSN 6320-01-170-4068
NSN 6105-00-515-0146
NSN 5855-01-384-7120
NSN 6240-01-169-6067
NSN 6240-01-075-8267