31D-16

31D16 Plain Stud

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. 31D-16 specification

Thread Pitch Diameters
The minimum and maximum pitch diameter limits of a straight screw thread.

+0.2799/+0.2814in. 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.

0.940in. stud thread ⁓61/64"

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

0.720in. nut thread ⁓47/64"

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

2.000in. ⁓2-1/64"

Distance From Cotter Pin Hole Centerline To Nut End
The distance,measured along a straight line parallel to the longitudinal axis,from the center of the cotter pin hole to the nut end of the item.

0.110in. first hole

Cotter Pin Hole Diameter
The length of a straight line which passes through the center of the cotter pin hole,and terminates at the circumference.

0.074in. first hole and 0.081in. first hole

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

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

26.0 rockwell c and 38.0 rockwell c

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"

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

steel comp 8735 or steel or steel comp 8740

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 6320 assn std 1st material response or ams 6300 assn std 2nd material response or ams 6322 assn std 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.

ams 2400 assn std 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.

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 class is the thread series?

Unf nut thread

What class is the thread series?

Unc stud thread

What material is the plain stud made of ?

Steel comp 8735 or steel or steel comp 8740

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?

0.720 inches nut thread

What is the thread length?

0.940 inches stud thread

What is the thread direction?

Right-hand stud thread

What is the thread direction?

Right-hand nut thread

What is the NSN for 31D-16?

5307-00-195-9736

What's the federal classification of 31D-16?

FSC 5307 ⁓ Studs

NSN 5307-00-195-9736 STUD,PLAIN

unf nut thread thread series cadmium surface treated 24 nut thread thread quantity per inch 2.000" overall length 0.720" nut thread thread length right-hand stud thread

NIIN
001959736
NIIN Date
06/17/70
Schedule B
 
Name Code
15948
FIIG
A051A0
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

Major End Users Countries and entities

  • - Spain 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
50.0
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)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other studs with similar characteristics

Nothing similar to this part number was found in our inventory

31D-16 / Stud,plainWhat 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. the maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). the unthreaded portion must be without locking or wrenching provisions. it may be thread relieved. see also rod, threaded end and rod, continuous thread.