5306-01-086-2349, BOLT,MACHINE

National Stock Number:
5306-01-086-2349

Federal Supply Class:
5306

National Item Identification Number:
010862349

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:

166-5347	10988	CNH INDUSTRIAL AMERICA LLC
5389-11	96151	EATON CORPORATION DIV EATON FLUID POWER

Techincal Specification:

EXTENDED WASHER DIAMETER	0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.074 INCHES MINIMUM
FASTENER LENGTH	4.878 INCHES MINIMUM AND 4.938 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	4.278 INCHES MINIMUM AND 4.398 INCHES MAXIMUM
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.300 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
WIDTH BETWEEN FLATS	0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
SURFACE FINISH	60.0 MICROINCHES BEARING SURFACE OF HEAD
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.480 INCHES MINIMUM AND 0.660 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNF

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