National Item Identification Number
01-166-6888
011666888
5306-01-166-6888
5306011666888
National Stock Number
Item Name
BOLT,MACHINE
Federal Supply Class
5306
Description
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
Commercial and Government Entity Code (Supplier Data)
21585
FARR CO
2221 PARK PL
EL SEGUNDO
CA
90245
310-727-6300
Reference Numbers (Part Numbers)
A-43910-203
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.312 INCHES
18
RIGHT-HAND
0.750 INCHES NOMINAL