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National Stock Number:
5306-01-023-9005
Federal Supply Class:
5306
National Item Identification Number:
010239005
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:
| 6871521-18 | 06710 | VALLEY-TODECO, INC. | | 6871521-18 | 0UCY9 | M.S. AEROSPACE INC. | | 6871521-18 | 4GP55 | ACUFAST AIRCRAFT PRODUCTS | | 6871521-18 | 63005 | ROLLS-ROYCE CORPORATION | | 6871521-18 | 73342 | ALLISON TRANSMISSION INC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.500 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM | | FASTENER LENGTH | 1.375 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | GRIP LENGTH | 0.690 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.375 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 630 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | TOP AND SIDES OF HEAD COATED WITH SERMETEL W EPS 11318 73342 | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | | SURFACE FINISH | 63.0 MICROINCHES GRIP | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.625 INCHES MINIMUM AND 0.685 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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