Product Details | MACHINE BOLT

5306-01-068-4592 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: MS357641303, MS35764-1303, 5306-01-068-4592, 01-068-4592, 5306010684592, 010684592

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 25 NOV 1978 01-068-4592

Drawings & Photos | NSN 5306-01-068-4592


Demand History | NSN 5306-01-068-4592

Part Number Request Date QTY Origin
MS357641303 2025-07-196 55 TR
MS357641303 2024-06-177 3 United States
5306-01-068-4592 2023-08-227 2715 DIBBS
MS357641303 2012-11-319 140 United States
5306-01-068-4592 2011-07-201 700 MANUAL
5306-01-068-4592 2008-07-192 14899 US

Cross Reference | NSN 5306-01-068-4592

Part Number Cage Code Manufacturer
MS35764-1303 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5306-01-068-4592

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 0.438 INCHES MINIMUM AND 0.960 INCHES MAXIMUM
FASTENER LENGTH 2.210 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE J429 GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 150000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 130000 POUNDS PER SQUARE INCH
HEAD STYLE C3 DISHED HEXAGON
HEAD HEIGHT 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
LOCKING FEATURE DISTORTIONS HEAD
GRIP LENGTH 0.812 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35764-1303

Restrictions/Controls & Freight Information | NSN 5306-01-068-4592

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information