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Internal Wrenching Bolt NSN 5306-01-263-8120

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

NSN 5306-01-263-8120 NSN: 5306-01-263-8120

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.475 inches and 0.525 inches
Fastener Length
Between 1.797 inches and 1.827 inches
Head Style
Bevel-conical
Head Diameter
Between 0.430 inches and 0.438 inches
Head Height
Between 0.216 inches and 0.236 inches
Hole Diameter
Between 0.046 inches and 0.051 inches
Shank Unthreaded Hole Diameter
0.076 inches first hole and 0.081 inches first hole
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.219 inches and 0.221 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
160000 pounds per square inch
Hole Configuration Style
Round internal hexagon
Distance From Head Largest Bearing Surface To Shank Hole Center
1.645 inches first hole and 1.665 inches first hole
Material
Steel comp e4340 or steel comp 8740
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 ty2 cl2 federal specification single treatment response
Thread Series Designator
Unjf
Specification Data
80205-nas144 professional/industrial association standard
FSC
5306 Bolts
NIIN
012638120
NSN
5306012638120

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NAS144ADH-29
Cage Code:
80205
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 5306-01-263-8120
What are the manufacturers of nsn 5306012638120?
Does this nsn 5306012638120 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306012638120
An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. it is designed with an internal socket or internal multiple spline for use with an internal driver. the head is beveled (conical) or cylindrical in shape. items with cylindrical shaped heads must have an externally relieved body. a locking feature may be incorporated in the design of the head or threads. see also screw, cap, socket head. excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
Does nsn 5306012638120 contain any precious metals?
No precious metal content.
Does nsn 5306012638120 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306012638120?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06666
FIIG:
A003B0
App. Key:
BM
Cond. Code:
1
Status:
A

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