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Thumbscrew NSN 5305-01-345-2944

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 5305-01-345-2944 NSN: 5305-01-345-2944

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
2.889 inches
Fastener Length
3.000 inches
Head Style
Knurled no. 1
Head Diameter
0.750 inches
Head Height
0.250 inches
Point Style
Pointless
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
18
Part Name Assigned By Controlling Agency
Navy special project
Color
Black
Material
Steel
Surface Treatment
Oxide
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013452944
NSN
5305013452944

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
20003
Cage Code:
96027
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 5305-01-345-2944
What are the manufacturers of nsn 5305013452944?
Does this nsn 5305013452944 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013452944
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 5305013452944 contain any precious metals?
No precious metal content.
Does nsn 5305013452944 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013452944?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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