HL221-8-16

HL221816 Pin-rivet
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Datasheet. HL221-8-16 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

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.

1.385in. and 1.405in. ⁓1-13/32"

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

flush countersunk

Width Between Flats

0.0947in. and 0.0967in.

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

0.2797in. and 0.2807in.

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

PIN-Rivet, straight, threaded

Head Major Diameter

0.5018in. and 0.5066in.

Lubrication
A substance designed to provide a reduction of friction between the two surfaces in contact.

cetyl alcohol, spec 305, HI-Shear corp

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

0.995in. and 1.005in.

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.

160000 pounds per square inch

Minimum Yield Strength
The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.

11800 pounds per square inch

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.

100.0 degrees

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

steel comp E4340 or steel comp 4140 or steel comp 8640

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.

MIL-S-5000 mil spec 1st material response or MIL-S-5626 mil spec 2nd material response or MIL-S-6049 mil spec 3rd 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

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.

QQ-+416, ty ii, cl 2 fed spec 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.

unjf

Answers.

What class is the thread series?

Unjf

What material is the pin-rivet made of ?

Steel comp e4340 or steel comp 4140 or steel comp 8640

What is the grip length?

0.995 inches minimum and 1.005 inches maximum

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 HL221-8-16?

5320-01-300-3258

How is this classified for shipping?

Schedule B number: 7318230000
Rivets of iron or steel

What's the federal classification of HL221-8-16?

FSC 5320 ⁓ Rivets

NSN 5320-01-300-3258 PIN-RIVET

unjf thread series cadmium surface treated 0.995" grip length flush countersunk head style right-hand 3a thread class

NIIN
013003258
NIIN Date
05/12/89
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
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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

Major End Users Countries and entities

  • - Brazil 
  • - United Kingdom 

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HL221-8-16 / 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.