5306-01-133-1556, BOLT,MACHINE

National Stock Number:
5306-01-133-1556

Federal Supply Class:
5306

National Item Identification Number:
011331556

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.

Manufacturer Information:

69331-3-4

73030

HAMILTON SUNDSTRAND CORPORATION

Techincal Specification:

EXTENDED WASHER DIAMETER	0.375 INCHES NOMINAL0.375 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.040 INCHES MINIMUM AND 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM0.050 INCHES MAXIMUM
FASTENER LENGTH	0.375 INCHES NOMINAL0.375 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEADFINISHED HEAD
HEAD HEIGHT	0.260 INCHES NOMINAL0.260 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON W/HOLEDOUBLE HEXAGON W/HOLE
HOLE CONFIGURATION STYLE	ROUNDROUND
HOLE DIAMETER	0.047 INCHES NOMINAL0.047 INCHES NOMINAL
HOLE QUANTITY	44
HOLE TYPE	DRILLEDDRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	107000 POUNDS PER SQUARE INCH107000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES0.190 INCHES
WIDTH BETWEEN FLATS	0.243 INCHES MINIMUM AND 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM0.251 INCHES MAXIMUM
SURFACE FINISH	32.0 MICROINCHES THREADS32.0 MICROINCHES THREADS
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD63.0 MICROINCHES BEARING SURFACE OF HEAD
THREAD CLASS	3A3A
THREAD DIRECTION	RIGHT-HANDRIGHT-HAND
THREAD LENGTH	0.313 INCHES MINIMUM AND 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH	3232
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF)

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