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National Stock Number:
5306-00-395-7288
Federal Supply Class:
5306
National Item Identification Number:
003957288
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:
| 4011371 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | | 4011371 | 56878 | SPS TECHNOLOGIES, LLC | | 4011371 | 77445 | RTX CORPORATION |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM | | FASTENER LENGTH | 0.285 INCHES MINIMUM AND 0.305 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE DIAMETER | 0.070 INCHES NOMINAL | | HOLE QUANTITY | 4 | | HOLE TYPE | DRILLED | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD LENGTH | 0.193 INCHES MINIMUM AND 0.233 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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