4510-01-616-5824 FOUNTAIN,EYE AND FACE WASH,EMERG 6020-01-616-4368 CABLE ASSEMBLY,FIBER OPTIC

National Stock Number:
5306-01-616-4012

Federal Supply Class:
5306

National Item Identification Number:
016164012

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:
673661753711NAVAL SEA SYSTEMS COMMAND
6736617-605606GENERAL DYNAMICS-OTS, INC.
MS2125096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21250-0500896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
EXTENDED WASHER DIAMETER0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.82 INCHES NOMINAL
FASTENER LENGTH1.678 INCHES NOMINAL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.348 INCHES NOMINAL
HEAD STYLEDOUBLE HEXAGON W/HOLE
MATERIALSTEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.3125 INCHES
NONSTANDARD THREAD PITCH DIAMETER-0.05 TO 0.08 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,TENSION,STEEL,EXTERNAL WRENCHING,FLANGED
SPECIAL FEATURES12-POINT, 180 KSI FTU, 450 F
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.579 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL


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