C20520-8-8

C2052088 Pin-rivet

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Datasheet. C20520-8-8 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

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

flush countersunk

Shank Diameter
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.

0.279in. and 0.280in.

Shank Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.

PIN-Rivet, tapered, threaded

Head Major Diameter

0.421in. and 0.426in.

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

0.241in. and 0.244in.

Grip Length
A measurement of the longest dimension of the grip,in distinction from width.

0.500in.

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

28

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

50.0 rockwell c and 55.0 rockwell c

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.250in. ⁓1/4"

Countersink Angle
The included angle of the countersink.

99.0 degrees and 101.0 degrees

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.

shear threaded pin

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

steel comp H11

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.

ams 6485 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.

cadmium or nickel and cadmium

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.

MIL-C-8837, ty ii, cl 2 mil spec 1st treatment response or ams 2416 assn std 2nd 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.

unjf

Answers.

What class is the thread series?

Unjf

What material is the pin-rivet made of ?

Steel comp h11

What is the thread quantity per inch?

28

What is the grip length?

0.500 inches

What is the head style?

Flush countersunk

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for C20520-8-8?

5320-01-524-9947

How is this classified for shipping?

Schedule B number: 7318230000
Rivets of iron or steel

What's the federal classification of C20520-8-8?

FSC 5320 ⁓ Rivets

NSN 5320-01-524-9947 PIN-RIVET

unjf thread series cadmium or nickel surface treated shear threaded pin 28 thread quantity per inch 0.500" grip length flush countersunk head style right-hand 3a thread class

NIIN
015249947
NIIN Date
10/25/04
Schedule B
7318230000 
Name Code
67165
FIIG
A528U0
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

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

1. C20520 Cage 81755
2. HL1031-8-8 Cage 73197
3. HL1031-8-8 Cage 92215
4. HL1031-8-8 Cage L4528

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Nothing similar to this part number was found in our inventory

C20520-8-8 / Pin-rivetWhat is the formal definition of this item?

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. a locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. the shank may include an external wrenching facility which breaks off at a predetermined applied torque.