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Thumbscrew NSN 5305-01-237-1176

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 5305-01-237-1176 NSN: 5305-01-237-1176

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.265 inches and 0.297 inches
Fastener Length
0.906 inches
Head Style
Knurled no. 1
Head Diameter
0.312 inches
Head Height
Between 0.172 inches and 0.204 inches
First Diameter From Head
Between 0.073 inches and 0.083 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.625 inches
Point Style
Cone
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Externally Relieved Body Diameter Quantity
1
Material
Steel comp 303 or steel comp 303 plus x or steel comp 303ma or steel comp 303se
Material Specification
Astm a581 assn standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
012371176
NSN
5305012371176

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6134U-SS-0440-7
Cage Code:
1YGB8
Status:
A
MSDS:
Part Number:
0N307597-3
Cage Code:
98230
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 5305-01-237-1176
What are the manufacturers of nsn 5305012371176?
Does this nsn 5305012371176 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012371176
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 5305012371176 contain any precious metals?
No precious metal content.
Does nsn 5305012371176 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012371176?
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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