57991-507-1

579915071 Shouldered Stud

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Datasheet. 57991-507-1 specification

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

3a 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 stud thread

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

0.272in. stud thread ⁓9/32"

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

0.500in. nut thread and 0.620in. nut thread ⁓5/8"

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

0.050in.

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

2.216in. ⁓2-7/32"

Nut End Shank Length

0.088in.

Distance Across Flats
The distance across the flats.

0.302in. and 0.312in.

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

32 nut thread

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

32 stud thread

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

320.0 vickers or firth diamond pyramid

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

0.164in. nut thread ⁓11/64"

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

0.164in. stud thread ⁓11/64"

Criticality Code Justification
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.

feat

Stud End Shank Length

1.186in.

Stud End Shank Diameter

0.164in.

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

125.0 microinches

Nut End Shank Diameter

0.120in. and 0.130in.

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.

design analysis; nuclear hardness critical

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

steel

Nuclear Hardness Critical Feature
An indication of the nuclear hardness criticality of the item.

hardened

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.

unjc nut 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.

unjc stud thread

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unjc stud thread

What class is the thread series?

Unjc nut thread

What is the style?

Shouldered

What material is the shouldered stud made of ?

Steel

What is the thread quantity per inch?

32 stud thread

What is the thread quantity per inch?

32 nut thread

What is the thread length?

0.500 inches minimum nut thread and 0.620 inches maximum nut thread

What is the thread length?

0.272 inches stud thread

What is the thread direction?

Right-hand stud thread

What is the thread class?

3a stud thread

What is the thread class?

3a nut thread

What is the NSN for 57991-507-1?

5307-00-458-2426

What's the federal classification of 57991-507-1?

FSC 5307 ⁓ Studs

NSN 5307-00-458-2426 STUD,SHOULDERED

unjc stud thread thread series shouldered design analysis; nuclear hardness critical 32 stud thread thread quantity per inch 2.216" overall length 0.500" nut thread thread length right-hand stud thread 3a stud thread thread class

NIIN
004582426
NIIN Date
02/27/72
Schedule B
 
Name Code
15946
FIIG
A051A0
QUP
Historical Price
$603.35 EA
DEMIL / ITAR
USML/ITAR controlled item (Code: P)
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

Major End Users Countries and entities

  • - Department of The Air Force 

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Shipping Information

Special Handling
Highest sensitivity, category i, aa&e, classified secret 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
No rating
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)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
095190 HARDWARE, NOI 
UFC (universal freight code)
49790 

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Nothing similar to this part number was found in our inventory

57991-507-1 / 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.