Product Details | MACHINE BOLT

5306-01-521-7553 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: MS957412, MS9574-12, 5306-01-521-7553, 01-521-7553, 5306015217553, 015217553

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JUL 2004 01-521-7553

Drawings & Photos | NSN 5306-01-521-7553


Cross Reference | NSN 5306-01-521-7553

Part Number Cage Code Manufacturer
MS9574-12 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5306-01-521-7553

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.599 INCHES MINIMUM AND 0.659 INCHES MAXIMUM
FASTENER LENGTH 0.875 INCHES NOMINAL
MATERIAL STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT SILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.375 INCHES NOMINAL
HEAD HEIGHT 0.260 INCHES NOMINAL
HOLE CONFIGURATION STYLE E3 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY 1
HOLE DIAMETER 0.100 INCHES NOMINAL
GRIP LENGTH 0.122 INCHES NOMINAL
GRIP DIAMETER 0.278 INCHES NOMINAL
III PRECIOUS MATERIAL SILVER
III PRECIOUS MATERIAL AND LOCATION OVERALL SILVER
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS9574-12

Restrictions/Controls & Freight Information | NSN 5306-01-521-7553

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:SItem contains silver
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