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Machine Bolt NSN 5306-00-057-3591

Item Description

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.

NSN 5306-00-057-3591 NSN: 5306-00-057-3591

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.678 inches and 0.698 inches
Fastener Length
Between 0.678 inches and 0.698 inches
Head Style
Double hexagon extended washer
Head Height
Between 0.320 inches and 0.340 inches
Width Between Flats
Between 0.304 inches and 0.313 inches
Extended Washer Diameter
Between 0.428 inches and 0.448 inches
Extended Washer Thickness
Between 0.060 inches and 0.070 inches
Hole Diameter
0.062 inches
Shank Unthreaded Hole Diameter
0.060 inches and 0.090 inches first hole
Thread Diameter
0.250 inches
Hole Quantity
4
Hole Type
Drilled
Features Provided
Finished head
Thready Qty Per Inch (tpi)
28
Hole Configuration Style
Double hexagon flats
Distance From Head Largest Bearing Surface To Shank Hole Center
0.555 inches and 0.565 inches first hole
Part Name Assigned By Controlling Agency
Navy special project
Material
Iron alloy 660
Material Specification
Ams 5737 assn standard single material response
Thread Series Designator
Unjf
FSC
5306 Bolts
NIIN
000573591
NSN
5306000573591

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
492921
Cage Code:
77445
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 5306-00-057-3591
What are the manufacturers of nsn 5306000573591?
Does this nsn 5306000573591 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306000573591
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.
Does nsn 5306000573591 contain any precious metals?
Precious metal content is unknown.
Does nsn 5306000573591 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306000573591?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01847
FIIG:
A003B0
App. Key:
BR
Cond. Code:
1
Status:
A

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