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Setscrew NSN 5305-00-752-1391

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 5305-00-752-1391 NSN: 5305-00-752-1391

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.609 inches
Fastener Length
1.047 inches
Head Style
Square
Head Height
0.328 inches
Width Between Flats
0.438 inches
Hole Diameter
0.094 inches
Point Length
0.438 inches
Point Style
Flat
Internal Drive Style
W/o internal drive
Thread Diameter
0.438 inches
Hole Quantity
2
Hole Type
Drilled
Thready Qty Per Inch (tpi)
20
Hardness Rating
40.0 rockwell c and 50.0 rockwell c
Hole Configuration Style
Square longitudinal hole
Point Chamfer Angle
Between 30.0 degrees and 31.0 degrees
Material
Steel comp 3140h or steel comp 4042h or steel comp 4140
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
007521391
NSN
5305007521391

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7521391
Cage Code:
19207
Status:
A
MSDS:
Part Number:
99031R1
Cage Code:
89346
Status:
A
MSDS:
Part Number:
379B1
Cage Code:
56442
Status:
A
MSDS:
Part Number:
KC5124
Cage Code:
56442
Status:
A
MSDS:
Part Number:
913696
Cage Code:
58275
Status:
A
MSDS:
Part Number:
5305007521391
Cage Code:
SCY13
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 5305-00-752-1391
What are the manufacturers of nsn 5305007521391?
Does this nsn 5305007521391 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305007521391
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 5305007521391 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305007521391 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305007521391?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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