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Thumbscrew NSN 5305-01-239-0639

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 5305-01-239-0639 NSN: 5305-01-239-0639

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 1.364 inches and 1.604 inches
Fastener Length
Between 2.034 inches and 2.154 inches
Head Style
Knurled no. 4
Head Diameter
Between 1.095 inches and 1.155 inches
Head Height
Between 0.345 inches and 0.405 inches
Point Length
Between 0.392 inches and 0.452 inches
Point Diameter
Between 0.470 inches and 0.530 inches
Point Style
Universal
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
18
Point Swivel Included Angle
40.0 degrees
Special Features
Threaded ball permits removal of swivel ball
Material
Steel comp 1020
Surface Treatment
Cadmium
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
012390639
NSN
5305012390639

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9M213B5-8
Cage Code:
76301
Status:
A
MSDS:
Part Number:
CL-022-SHS-8
Cage Code:
99862
Status:
A
MSDS:
Part Number:
CL-520-SHS-8
Cage Code:
99862
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 5305-01-239-0639
What are the manufacturers of nsn 5305012390639?
Does this nsn 5305012390639 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012390639
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 5305012390639 contain any precious metals?
No precious metal content.
Does nsn 5305012390639 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012390639?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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