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National Stock Number:
5306-00-849-9614
Federal Supply Class:
5306
National Item Identification Number:
008499614
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:
| 6863451 | 73342 | ALLISON TRANSMISSION INC | | 6863451 | K0680 | ROLLS-ROYCE AIRLINES | | EU39181 | K0680 | ROLLS-ROYCE AIRLINES |
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Techincal Specification:
| FASTENER LENGTH | 0.800 INCHES MINIMUM AND 0.815 INCHES MAXIMUM | | HARDNESS RATING | 269.0 BRINELL HULTGREN MINIMUM AND 321.0 BRINELL HULTGREN MAXIMUM OVERALL | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | FITTING END STEPPED,EXTREME END THREADED; 0.190-32 UNF-3A LEFT HAND AND 0.290 IN. NOM. LG; INTERMEDIATE STEP; 0.187 IN. NOMINAL DIA. AND 0.150 IN.LONG | | WIDTH BETWEEN FLATS | 0.434 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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