Product Details | MACHINE BOLT

5306-00-820-6164 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.

Part Alternates: 5306-00-820-6164, 00-820-6164, 5306008206164, 008206164

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 00-820-6164

Drawings & Photos | NSN 5306-00-820-6164


Cross Reference | NSN 5306-00-820-6164

Part Number Cage Code Manufacturer
431737 11449 TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
478388 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
478388 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
478388 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5306-00-820-6164

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 1A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.684 INCHES MINIMUM AND 0.835 INCHES MAXIMUM
FASTENER LENGTH 0.880 INCHES MINIMUM AND 0.900 INCHES MAXIMUM
MATERIAL STEEL COMP 601 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT NICKEL AND CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C10 DOUBLE HEXAGON WITH HOLE
HEAD HEIGHT 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
EXTENDED WASHER DIAMETER 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
EXTENDED WASHER THICKNESS 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HOLE CONFIGURATION STYLE E9 ROUND
HOLE TYPE DRILLED
HOLE QUANTITY 4
HOLE DIAMETER 0.070 INCHES NOMINAL
GRIP LENGTH 0.065 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
SURFACE FINISH 63.0 MICROINCHES BEARING SURFACE OF HEAD 63.0 MICROINCHES GRIP 125.0 MICROINCHES TOP OF HEAD 32.0 MICROINCHES THREADS
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 0.770 INCHES MINIMUM AND 0.790 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE
FEATURES PROVIDED FINISHED HEAD
MANUFACTURERS CODE 11449
DESIGN CONTROL REFERENCE 431737

Restrictions/Controls & Freight Information | NSN 5306-00-820-6164

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information