NSN 5306-00-178-0869
Part Details | MACHINE BOLT
5306-00-178-0869 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.
Alternate Parts: 4033715, 403371-5, 5306-00-178-0869, 00-178-0869, 5306001780869, 001780869
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | FEB 24, 1973 | 00-178-0869 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON

Cross Reference | NSN 5306-00-178-0869
Part Number | Cage Code | Manufacturer |
---|---|---|
403371-5 | 96214 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 5306-00-178-0869
Characteristic | Specifications |
---|---|
HEAD STYLE | HEXAGON |
THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY PER INCH | 20 |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.750 INCHES MINIMUM |
FASTENER LENGTH | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM |
HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
GRIP LENGTH | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |