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Thumbscrew NSN 5305-01-418-3423

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 5305-01-418-3423 NSN: 5305-01-418-3423

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.187 inches
Fastener Length
1.166 inches
Head Style
Knurled no. 5
Head Diameter
0.187 inches
Head Height
0.184 inches
Shoulder Diameter
0.250 inches first shoulder
Shoulder Length
0.485 inches second shoulder
Point Length
0.031 inches
Point Diameter
0.100 inches
Point Style
Flat
Thread Diameter
0.125 inches
Thready Qty Per Inch (tpi)
44
Point Chamfer Angle
45.0 degrees
Shoulder Shape
Round all shoulders
Material
Steel comp 302 or steel comp 303se
Material Specification
Ams 5636 assn standard 1st material response or ams 5640 assn standard 2nd material response
Surface Treatment
Passivate
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
014183423
NSN
5305014183423

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
152-55
Cage Code:
35918
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 5305-01-418-3423
What are the manufacturers of nsn 5305014183423?
Does this nsn 5305014183423 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014183423
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 5305014183423 contain any precious metals?
No precious metal content.
Does nsn 5305014183423 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014183423?
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
  •   Quality Fast Service
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