Product Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-642-4421 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Part Alternates: MS921116, MS9211-16 , 5306-01-642-4421, 01-642-4421, 5306016424421, 016424421

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 2015056 01-642-4421

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Technical Data | NSN 5306-01-642-4421

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.03 INCHES NOMINAL
FASTENER LENGTH 1.375 INCHES NOMINAL
MATERIAL STEEL COMP 601 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS6304(UNS K14675) NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT NICKEL OR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS2416 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 42.0 ROCKWELL C MINIMUM AND
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
HEAD HEIGHT 0.422 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.430 INCHES MINIMUM AND
EXTENDED WASHER DIAMETER 0.562 INCHES NOMINAL
EXTENDED WASHER THICKNESS 0.090 INCHES MINIMUM AND
CHAMFER ANGLE 30.0 DEGREES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.343 INCHES MINIMUM AND
SPECIFICATION/STANDARD DATA 96906-MS9211 GOVERNMENT STANDARD
III PART NAME ASSIGNED BY CONTROLLING AGENCY BOLT,MACHINE-STEEL,DIFFUSED NICKEL-CADMIUM PLATED,DOUBLE EXTENDED WASHER HEAD,.375-24 UNJF-3A
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS9211-16

Restrictions/Controls & Freight Information | NSN 5306-01-642-4421

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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