3M251N5

3M251N5 Pin-rivet Collar

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Quality Commitment

Serving our customers with quality and safety first.

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AS9120 Certified by SAI Global

Datasheet. 3M251N5 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3b

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

Collar Outside Diameter

0.532in. and 0.538in.

Collar Overall Height

0.682in. and 0.702in.

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

grease film or cetyl alcohol

Collar Inside Diameter

0.330in. and 0.336in.

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

0.312in. ⁓5/16"

Collar Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the collar.

threaded (break off) type

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

color blue

Heat Treatment
A combination of timed heating and cooling operations applied for the purpose of annealing or hardening the item.

T-6 solution heat treated

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

aluminum alloy 2024

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.

QQ-A-430 fed spec 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.

anodize

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-A-8625 mil 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 collar made of ?

Aluminum alloy 2024

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for 3M251N5?

5320-00-849-3117

What's the federal classification of 3M251N5?

FSC 5320 ⁓ Rivets

NSN 5320-00-849-3117 COLLAR,PIN-RIVET

unjf thread series anodize surface treated color blue right-hand 3b thread class

NIIN
008493117
NIIN Date
09/22/67
Schedule B
 
Name Code
67166
FIIG
A530G0
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$2.30 EA
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

1. HL579-10 Cage C4293
2. HL579-10 Cage 73197
3. HL579-10 Cage R1120

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Canada 
  • - Germany 
  • - Republic of Korea 
  • - Denmark 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
50.0 
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)
Metal hardware 
NMFC (national motor freight code)
106510 RIVETS I/S PLAIN/GALVANIZED ETC 
UFC (universal freight code)
54760 

Similar by Design Other collars with similar characteristics

Nothing similar to this part number was found in our inventory

3M251N5 / Collar,pin-rivetWhat is the formal definition of this item?

A soft metal or nonmetal sleeve, designed to mate with a pin-rivet. it may include an external wrenching facility which breaks off at a perdetermined torque to form a head.