Head is flattened on two sides, across the flats 0.990 in. Parallel item is alt from ms20014-66
An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5965-01-207-0991
NSN 6105-01-476-8040
NSN 6130-00-171-5029
NSN 5895-01-354-7601
NSN 5895-01-458-0314
NSN 6150-01-338-2958
NSN 5905-00-189-0883
NSN 6105-01-138-2969
NSN 5945-01-367-6469
NSN 5996-01-486-3733
NSN 4140-01-443-0899
NSN 5985-00-490-4555