B1831DH025008N

B1831DH025008N Cap Socket Head Screw

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Datasheet. B1831DH025008N 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

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

20.0 mm

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.

8.0 mm

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.

4.5 mm

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

2.5 mm

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

hexagon

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

early warning radar

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

2.5 mm

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

2.5 mm

Thread Pitch In Millimeters
A measurement of distance between corresponding points on two adjacent threads measured parallel to the thread axis,expressed in millimeters.

0.8

External Thread Tolerance Class
A numeric-alpha designator indicating established pitch and crest diameter tolerance positions and grades of an external thread.

4G6G

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

steel corrosion resisting

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

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

ASTM-A-380 assn std single treatment response

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.

m

Answers.

What class is the thread series?

M

What material is the cap socket head screw made of ?

Steel corrosion resisting

What is the head style?

Flat chamfer

What is the thread length?

20.0 millimeters

What is the thread direction?

Right-hand

What is the NSN for B1831DH025008N?

5305-01-525-1860

How is this classified for shipping?

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

What's the federal classification of B1831DH025008N?

FSC 5305 ⁓ Screws

NSN 5305-01-525-1860 SCREW,CAP,SOCKET HEAD

Used on early warning radar. m thread series passivate surface treated flat chamfer head style 20.0mm thread length right-hand

NIIN
015251860
NIIN Date
10/29/04
Schedule B
7318152000 
Name Code
16282
FIIG
A003B0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
--
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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B1831DH025008N / Screw,cap,socket headWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.