5306-01-364-7685 BOLT,MACHINE Index 5306-01-364-7687 BOLT,INTERNAL WRENCHING

National Stock Number:
5306-01-364-7686

Federal Supply Class:
5306

National Item Identification Number:
013647686

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:
AN4DD31A88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH3.156 INCHES NOMINAL
MATERIALALUMINUM ALLOY OVERALL
THREAD LENGTH0.438 INCHES MINIMUM AND
0.516 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
SURFACE TREATMENTOXIDE FILM OVERALL
MINIMUM TENSILE STRENGTH62000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.312 INCHES NOMINAL
WIDTH BETWEEN FLATS0.868 INCHES NOMINAL
GRIP LENGTH2.688 INCHES NOMINAL
SPECIFICATION/STANDARD DATA88044-AN4DD31A PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN4DD31A


Click here to Register for Free 30-day Trial