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Setscrew NSN 5305-01-239-6345

Item Description

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

NSN 5305-01-239-6345 NSN: 5305-01-239-6345

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Fastener Length
Between 0.240 inches and 0.260 inches
Head Style
Headless (setscrew)
Locking Feature
Pellet threads
Point Style
Cup
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.125 inches and 0.127 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
45.0 rockwell c and 53.0 rockwell c
Material
Steel
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 class 2 federal specification single treatment response
Thread Series Designator
Unjf
Specification Data
80205-nas1081 professional/industrial association standard
FSC
5305 Screws
NIIN
012396345
NSN
5305012396345

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NAS1081-4D4N
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 5305-01-239-6345
What are the manufacturers of nsn 5305012396345?
Does this nsn 5305012396345 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012396345
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. a locking feature may be incorporated in the design of the head or threads.
Does nsn 5305012396345 contain any precious metals?
No precious metal content.
Does nsn 5305012396345 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012396345?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06672
FIIG:
A003B0
App. Key:
SQ
Cond. Code:
1
Status:
A

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