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Thumbscrew NSN 5305-01-320-7143

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

NSN 5305-01-320-7143 NSN: 5305-01-320-7143

  Stock Availability

NSN 5305013207143 availability
(as of 01/31/2024).

  • NE: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.313 inches and 0.375 inches
Fastener Length
0.375 inches
Head Style
Knurled no. 2
Head Diameter
0.500 inches
Point Style
Pointless
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Special Features
0.437 in. Washer face dia
Material
Steel comp 303
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
013207143
NSN
5305013207143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9183CA402
Cage Code:
39428
Status:
A
MSDS:
Part Number:
91830A402
Cage Code:
39428
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 5305-01-320-7143
What are the manufacturers of nsn 5305013207143?
Does this nsn 5305013207143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013207143
An externally threaded fastener whose threaded portion is of one nominal diameter. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
Does nsn 5305013207143 contain any precious metals?
No precious metal content.
Does nsn 5305013207143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013207143?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06673
FIIG:
A003B0
App. Key:
SR
Cond. Code:
1
Status:
A

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