90821A350

90821A350 Self-drilling Screw

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Datasheet. 90821A350 specification

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

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.

0.750in. ⁓3/4"

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

hexagon extended washer

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

0.348in.

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

0.141in. ⁓9/64"

Pilot Length
The length of the pilot,which is the unthreaded portion beyond the thread used to guide the item.

0.188in.

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

SELF-Drilling

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

w/o internal drive

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

4520-01-566-6669; heater, water 400, 000

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

0.164in. (UTS #8)

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

18

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

84.0 rockwell b

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

tapping screw

Color
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.

gray

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

steel

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 quantity is this sold in?

1EA

What class is the thread series?

Unc

What material is the self-drilling screw made of ?

Steel

What is the thread quantity per inch?

18

What is the head style?

Hexagon extended washer

What is the thread direction?

Right-hand

What is the NSN for 90821A350?

5305-01-574-6126

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 90821A350?

FSC 5305 ⁓ Screws

NSN 5305-01-574-6126 SCREW,SELF-DRILLING

Used on 4520-01-566-6669; heater, water 400,000. unc thread series tapping screw 18 thread quantity per inch hexagon extended washer head style right-hand

NIIN
015746126
NIIN Date
06/03/09
Schedule B
7318152000 
Name Code
38031
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$1.28 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

  • - Department of The Army 

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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)
No rating
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)
Bolts or nuts (iron or steel),(less than 35 feet) 
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

90821A350 / Screw,self-drillingWhat is the formal definition of this item?

A hardened, externally-threaded fastener with a self-drilling point. it drills, taps and fastens and may have a machine screw thread or a nonmachine screw thread. the threads usually extend from behind the pilot to the bearing surface of the head.