5305-00-837-8004 SCREW,MACHINE Index 5305-00-837-8021 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5306-00-837-8013

Federal Supply Class:
5306

National Item Identification Number:
008378013

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:
FFS8581348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
N23P2301409172GENERAL ELECTRIC CO MATERIALS INFORMATION SERVICES
N23P23014C1124446GENERAL ELECTRIC COMPANY


Techincal Specification:
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY MATERIAL AND SURFACE TREATMENT
FASTENER LENGTH0.875 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 430 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10 STYLE
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.875 INCHES MAXIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNC


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