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National Stock Number:
5306-01-366-7866
Federal Supply Class:
5306
National Item Identification Number:
013667866
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:
| 810688 | 77445 | RTX CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 4.480 INCHES MINIMUM AND | | 4.500 INCHES MAXIMUM | | MATERIAL | STEEL COMP 615 OVERALL | | THREAD LENGTH | 1.375 INCHES NOMINAL | | HEAD STYLE | SQUARE EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM THREADS | | WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.785 INCHES MINIMUM AND | | 0.790 INCHES MAXIMUM | | SPECIAL FEATURES | HEAD DRILLED DEPTH 0.190 INCHES |
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