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Machine Bolt NSN 5306-00-274-2143

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 5306-00-274-2143 NSN: 5306-00-274-2143

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Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.375 inches
Fastener Length
Between 0.495 inches and 0.505 inches
Head Style
Square extended washer
Head Height
Between 0.240 inches and 0.260 inches
Width Between Flats
Between 0.214 inches and 0.219 inches
Extended Washer Diameter
Between 0.308 inches and 0.313 inches
Extended Washer Thickness
Between 0.058 inches and 0.068 inches
Thread Diameter
0.250 inches
Features Provided
Unfinished head
Thready Qty Per Inch (tpi)
20
Special Features
Unthreaded portion of shank 0.243 to 0.250 in. Dia
Material
Steel comp 1137
Material Specification
Mil-s-16124 cl 2 military specification single material response
Surface Treatment
Zinc
Surface Treatment Specification
Qq-z-325 type 1 cl 3 federal specification single treatment response
Thread Series Designator
Unc
FSC
5306 Bolts
NIIN
002742143
NSN
5306002742143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
TP16361
Cage Code:
10001
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 5306-00-274-2143
What are the manufacturers of nsn 5306002742143?
Does this nsn 5306002742143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306002742143
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 5306002742143 contain any precious metals?
Precious metal content is unknown.
Does nsn 5306002742143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306002742143?
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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