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Thumbscrew NSN 5305-00-870-3786

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 5305-00-870-3786 NSN: 5305-00-870-3786

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.312 inches
Fastener Length
1.212 inches
Head Style
Knurled no. 4
Head Diameter
0.500 inches
Head Height
0.600 inches
Point Length
0.188 inches
Point Diameter
0.175 inches
Point Style
Cone
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Point Chamfer Angle
Between 85.0 degrees and 95.0 degrees
Special Features
0.078 in. Slot through center of head to depth of 0.094 in.
Material
Steel comp 303
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
008703786
NSN
5305008703786

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10113251-4
Cage Code:
18876
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 5305-00-870-3786
What are the manufacturers of nsn 5305008703786?
Does this nsn 5305008703786 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305008703786
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 5305008703786 contain any precious metals?
No precious metal content.
Does nsn 5305008703786 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305008703786?
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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