21M7250

21M7250 Machine Screw

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Datasheet. 21M7250 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.

10.3 mm and 12.3 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.

11.70 mm and 12.30 mm

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

pan

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

8.0 mm

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

3.1 mm

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

cross recess type 1

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

4.0 mm

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

70000 pounds per square inch

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

0.7

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

4H6H

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

steel property class 5.8 or steel property class 4.8

Screw 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 screw material.

din 7985 national spec all material responses

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

zinc or nickel

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 quantity is this sold in?

1EA

What class is the thread series?

M

What type of screw surface treatment?

Zinc or nickel

What is the head style?

Pan

What is the thread length?

10.3 millimeters minimum and 12.3 millimeters maximum

What is the thread direction?

Right-hand

What is the NSN for 21M7250?

5305-01-255-2668

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 133300
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 21M7250?

FSC 5305 ⁓ Screws

NSN 5305-01-255-2668 SCREW,MACHINE

m thread series zinc or nickel screw surface treated pan head style 10.3mm thread length right-hand

NIIN
012552668
NIIN Date
05/17/87
Schedule B
7318152000 
Name Code
06657
FIIG
A500D0
Item Weight
0.000lbs
Item Dimensions
QUP
Historical Price
$1.10 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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. DIN7985M4-0X7X12 Cage 87181
2. 610148P5 Cage 94117
3. DIN7985M4X0.7X12 Cage D8286

Major End Users Countries and entities

  • - U.s. Marine Corps 

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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)
Engineer and material handling equipment, test/tool sets and equipment 
NMFC (national motor freight code)
133300 MACHINERY/MACHINES NOI 
UFC (universal freight code)
63220 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

21M7250 / Screw,machineWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.