255319

255319 Shouldered Stud

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Quality Commitment

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Datasheet. 255319 specification

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

2a nut thread

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

3a stud thread

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 nut thread

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 stud thread

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

0.270in. stud thread ⁓9/32"

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

0.745in. nut thread ⁓3/4"

Shoulder Diameter
The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.

0.390in. and 0.410in.

Shoulder Length
The length of the enlarged portion/s/ located on the shank of the item.

0.115in.

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.290in. ⁓1-19/64"

Nut End Shank Length

0.080in.

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

18 stud thread

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

24 nut thread

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

0.312in. nut thread ⁓5/16"

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

0.312in. stud thread ⁓5/16"

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

125.0 microinches

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

steel

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 5639 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.

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.

QQ-P-35, type 2 fed spec single treatment response

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

shouldered

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.

unc stud thread

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.

unf nut thread

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf nut thread

What class is the thread series?

Unc stud thread

What is the style?

Shouldered

What material is the shouldered stud made of ?

Steel

What is the thread quantity per inch?

24 nut thread

What is the thread quantity per inch?

18 stud thread

What is the thread length?

0.745 inches nut thread

What is the thread length?

0.270 inches stud thread

What is the thread direction?

Right-hand stud thread

What is the thread direction?

Right-hand nut thread

What is the thread class?

3a stud thread

What is the thread class?

2a nut thread

What is the NSN for 255319?

5307-00-408-7420

What's the federal classification of 255319?

FSC 5307 ⁓ Studs

NSN 5307-00-408-7420 STUD,SHOULDERED

unf nut thread thread series shouldered passivate surface treated 24 nut thread thread quantity per inch 1.290" overall length 0.745" nut thread thread length right-hand stud thread 3a stud thread thread class

NIIN
004087420
NIIN Date
07/22/70
Schedule B
 
Name Code
15946
FIIG
A051A0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$594.05 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

Major End Users Countries and entities

  • - Department of The Air Force 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
LCL (less than a car load rating)
70.0
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 and metal products, nos, (less than 35 feet) 
NMFC (national motor freight code)
013280 ALUM BOLTS 
UFC (universal freight code)
05450 

Similar by Design Other studs with similar characteristics

Nothing similar to this part number was found in our inventory

255319 / Stud,shoulderedWhat is the formal definition of this item?

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. all or part of the unthreaded section has a cross-sectional diameter greater than the nominal stud size plus 0.020 inches (0.508 mm). it may be thread relieved. see also stud, locked in.