5306-00-512-6420 BOLT,MACHINE Index 5306-00-512-6422 BOLT,MACHINE

National Stock Number:
5306-00-512-6421

Federal Supply Class:
5306

National Item Identification Number:
005126421

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:
VEP220555-4-1406710VALLEY-TODECO, INC.


Techincal Specification:
EXTENDED WASHER THICKNESS0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM
FASTENER LENGTH1.360 INCHES MINIMUM AND 1.390 INCHES MAXIMUM
GRIP LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
HOLE DIAMETER0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HOLE CONFIGURATION STYLEHEXAGON LONGITUDINAL HOLE
HOLE QUANTITY1
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 718 OVERALL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
WIDTH BETWEEN FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.475 INCHES MINIMUM AND 0.525 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNJF


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