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Shear Bolt NSN 5306-01-221-8689

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 5306-01-221-8689 NSN: 5306-01-221-8689

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.958 inches and 1.000 inches
Fastener Length
Between 2.280 inches and 2.312 inches
Head Style
Double hexagon w/hole
Head Height
Between 0.608 inches and 0.628 inches
Width Between Flats
0.6875 inches
Extended Washer Diameter
Between 1.040 inches and 1.050 inches
Extended Washer Thickness
Between 0.140 inches and 0.160 inches
Hole Diameter
Between 0.050 inches and 0.060 inches
Grip Diameter
Between 0.6230 inches and 0.6240 inches
Thread Diameter
0.625 inches
Grip Length
Between 1.312 inches and 1.322 inches
Hole Quantity
4
Hole Type
Drilled
Features Provided
Casehardened
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 43.0 rockwell c
Hole Configuration Style
Double hexagon longitudinal hole
Surface Finish
32.0 microinches grip
Material
Steel comp 4340
Material Specification
Mil-s-8844 cl 1 military specification single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Ams 2401-3 assn standard 1st treatment response and qq-p-416, type 2 federal specification 2nd treatment response
Thread Series Designator
Unjf
FSC
5306 Bolts
NIIN
012218689
NSN
5306012218689

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SS5211-10H21
Cage Code:
78286
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 5306-01-221-8689
What are the manufacturers of nsn 5306012218689?
Does this nsn 5306012218689 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306012218689
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 5306012218689 contain any precious metals?
No precious metal content.
Does nsn 5306012218689 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306012218689?
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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