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Socket Head Cap Screw NSN 5305-00-239-7425

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

NSN 5305-00-239-7425 NSN: 5305-00-239-7425

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.562 inches
Fastener Length
Between 2.708 inches and 2.728 inches
Head Style
Flat countersunk
Head Diameter
Between 0.469 inches and 0.477 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.157 inches and 0.159 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
180000 pounds per square inch
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Surface Finish
63.0 microinches grip
Material
Steel comp 431
Material Specification
Mil-s-18732 military specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171, no. 5.4.1 military standard single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
002397425
NSN
5305002397425

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
60A52C78-2
Cage Code:
30003
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 5305-00-239-7425
What are the manufacturers of nsn 5305002397425?
Does this nsn 5305002397425 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305002397425
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.
Does nsn 5305002397425 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305002397425 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305002397425?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
App. Key:
SC
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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