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National Stock Number:
5306-00-425-8426
Federal Supply Class:
5306
National Item Identification Number:
004258426
Description:
BOLT,MACHINE
Detail:
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.
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Manufacturer Information:
| 4032220 | 0UCY9 | M.S. AEROSPACE INC. | | 4032220 | 3N278 | BRIARWOOD FASTENERS, INC. | | 4032220 | 52661 | RTX CORPORATION | | 4032220 | 56878 | SPS TECHNOLOGIES, LLC | | 4032220 | 77445 | RTX CORPORATION | | 5306PL1495356 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.052 INCHES MINIMUM AND | | 1.072 INCHES MAXIMUM | | MATERIAL | NICKEL OVERALL | | THREAD LENGTH | 0.392 INCHES MINIMUM AND | | 0.432 INCHES MAXIMUM | | HEAD STYLE | DEE CHAMFER | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5758 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD DIAMETER | 0.550 INCHES MINIMUM AND | | 0.560 INCHES MAXIMUM | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND | | 0.160 INCHES MAXIMUM | | DISTANCE FROM CENTERLINE TO FLAT | 0.180 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | GRIP LENGTH | 0.640 INCHES MINIMUM AND | | 0.660 INCHES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.870 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.037 INCHES MINIMUM AND | | 0.057 INCHES MAXIMUM FIRST HOLE | | FEATURES PROVIDED | FINISHED HEAD | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 4032220 |
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