5306-01-236-7087 BOLT,MACHINE Index 5305-01-236-7089 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-236-7088

Federal Supply Class:
5306

National Item Identification Number:
012367088

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:
B1821BH100C400L80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
MS90728-238L96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH3.812 INCHES MINIMUM AND 4.000 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM FASTENER
HEAD HEIGHT0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
HEAD STYLEHEXAGON
LOCKING FEATUREPATCH OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354,GRADE BD ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
MATERIALSTEEL FASTENER
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.000 INCHES
SPECIAL FEATURESLOCKING FEATURE MATERIAL EPOXY PLASTIC
WIDTH BETWEEN FLATS1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENTZINC AND CHROMATE FASTENER
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.250 INCHES MINIMUM AND 2.562 INCHES MAXIMUM
THREAD QUANTITY PER INCH8
THREAD SERIES DESIGNATORUNC


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