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Shear Bolt NSN 5306-00-472-5391

Item Description

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

NSN 5306-00-472-5391 NSN: 5306-00-472-5391

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.502 inches and 0.522 inches
Fastener Length
1.512 inches
Head Style
Hexagon
Head Height
0.300 inches
Width Between Flats
Between 0.304 inches and 0.313 inches
Extended Washer Diameter
Between 0.428 inches and 0.438 inches
Extended Washer Thickness
0.069 inches
Hole Diameter
0.037 inches
Grip Diameter
Between 0.2485 inches and 0.2495 inches
Thread Diameter
0.250 inches
Grip Length
Between 0.990 inches and 1.010 inches
Hole Quantity
4
Hole Type
Drilled
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 43.0 rockwell c
Hole Configuration Style
Hexagon longitudinal hole
Material
Steel comp e4340 or steel comp 4340 or steel comp 8740 or steel comp 6150 or steel comp 4140
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 class 2 federal specification all treatment responses
Thread Series Designator
Unjf
FSC
5306 Bolts
NIIN
004725391
NSN
5306004725391

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MBT50-4-16
Cage Code:
73197
Status:
A
MSDS:
Part Number:
MS21250H04016
Cage Code:
96906
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5306-00-472-5391
What are the manufacturers of nsn 5306004725391?
Does this nsn 5306004725391 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306004725391
A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. the head is designed to accommodate an external wrench or driver. the head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. the unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. a locking feature may be incorporated in the design of the head or threads. see bolt, machine and bolt, clevis.
Does nsn 5306004725391 contain any precious metals?
No precious metal content.
Does nsn 5306004725391 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306004725391?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15903
FIIG:
A003B0
App. Key:
BX
Cond. Code:
1
Status:
A

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