903837-15

90383715 Setscrew

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Datasheet. 903837-15 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.146in. and 0.166in. ⁓11/64"

Fastener Length
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.

0.146in. and 0.166in. ⁓11/64"

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

headless (setscrew)

Spline Minor Diameter
The length of a straight line which passes through the center of the smallest cross section of a spline,and terminates at the circumference.

0.050in. and 0.051in.

Spline Major Diameter
The length of a straight line which passes through the center of the largest cross section of a spline,and terminates at the circumference.

0.061in. and 0.062in.

Spline Width

0.013in. and 0.014in.

Point Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.

cup

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

six spline

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

0.112in. (UTS #4)

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

40

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 303

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

astm A582 assn std single material response

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

passivate

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unc

Answers.

What class is the thread series?

Unc

What material is the setscrew made of ?

Steel comp 303

What is the thread quantity per inch?

40

What is the head style?

Headless (setscrew)

What is the thread length?

0.146 inches minimum and 0.166 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 903837-15?

5305-00-001-8205

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 903837-15?

FSC 5305 ⁓ Screws

NSN 5305-00-001-8205 SETSCREW

unc thread series passivate surface treated 40 thread quantity per inch headless (setscrew) head style 0.146" thread length right-hand 3a thread class

NIIN
000018205
NIIN Date
10/04/72
Schedule B
7318152000 
Name Code
06672
FIIG
A003B0
QUP
 
Historical Price
$1.05 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Portugal 
  • - Greece 

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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 setscrews with similar characteristics

Nothing similar to this part number was found in our inventory

903837-15 / SetscrewWhat is the formal definition of this item?

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. a locking feature may be incorporated in the design of the head or threads.