Product Details | MACHINE BOLT

5306-00-206-4277 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: 5306-00-206-4277, 00-206-4277, 5306002064277, 002064277

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-206-4277

Drawings & Photos | NSN 5306-00-206-4277


Demand History | NSN 5306-00-206-4277

Part Number Request Date QTY Origin
5306-00-206-4277 2020-02-51 2300 US
5306-00-206-4277 2015-10-299 2 US
5306-00-206-4277 2013-10-290 300 US
5306-00-206-4277 2010-07-203 5 DIBBS

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Technical Data | NSN 5306-00-206-4277

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.000 INCHES MINIMUM
FASTENER LENGTH 1.219 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-Z-325,TYPE 3,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 120000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
GRIP LENGTH 0.250 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND C5 STYLE

Restrictions/Controls & Freight Information | NSN 5306-00-206-4277

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information