4138

4138 Instrument Screw

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Datasheet. 4138 specification

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

flat chamfer

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.1377in.

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.0354in. ⁓3/64"

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

slot

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.050in.

Answers.

What quantity is this sold in?

1EA

What is the head style?

Flat chamfer

What is the NSN for 4138?

5305-00-349-8179

What's the federal classification of 4138?

FSC 5305 ⁓ Screws

NSN 5305-00-349-8179 SCREW,INSTRUMENT

flat chamfer head style

NIIN
003498179
NIIN Date
03/22/71
Schedule B
 
Name Code
06656
FIIG
A003B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$47.90 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Germany 
  • - Turkey 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

4138 / Screw,instrumentWhat is the formal definition of this item?

An externally threaded fastener similar to a screw, machine but smaller than no. 0 (0.060 in.) (1.5 mm) in size.