5340-00-089-6868 COUPLING,CLAMP,GROOVED Index 5306-00-089-6873 BOLT,MACHINE

National Stock Number:
5306-00-089-6871

Federal Supply Class:
5306

National Item Identification Number:
000896871

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:
63-1015281205THE BOEING COMPANY
63-10152-07T729HOLLYWOOD MANUFACTURING, INC.
63-10152-081205THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH4.200 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH3.860 INCHES NOMINAL
HEAD HEIGHT0.100 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.340 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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