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Thumbscrew NSN 5305-00-933-5639

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 5305-00-933-5639 NSN: 5305-00-933-5639

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.180 inches
Fastener Length
Between 0.689 inches and 0.691 inches
Head Style
Knurled no. 4
Head Diameter
0.380 inches
Head Height
0.290 inches
Shoulder Diameter
0.116 inches first shoulder
Shoulder Length
0.500 inches first shoulder and 0.520 inches first shoulder
Point Style
Flat
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Shoulder Shape
Round first shoulder
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 303
Surface Treatment
Chromium
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
009335639
NSN
5305009335639

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SMB451358
Cage Code:
80063
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 5305-00-933-5639
What are the manufacturers of nsn 5305009335639?
Does this nsn 5305009335639 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305009335639
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 5305009335639 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305009335639 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305009335639?
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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