MIL-S-7742

MILS7742 Continuous Thread Rod

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Datasheet. MIL-S-7742 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

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

144.000in. ⁓144-1/64"

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

18

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

0.312in. ⁓5/16"

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

steel comp 1020

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.

astm A108 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.

cadmium

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

Answers.

What class is the thread series?

Unc

What material is the continuous thread rod made of ?

Steel comp 1020

What is the thread quantity per inch?

18

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for MIL-S-7742?

5306-01-007-8751

What's the federal classification of MIL-S-7742?

FSC 5306 ⁓ Bolts

NSN 5306-01-007-8751 ROD,CONTINUOUS THREAD

unc thread series cadmium surface treated 18 thread quantity per inch 144.000" overall length right-hand 3a thread class

NIIN
010078751
NIIN Date
08/10/75
Schedule B
 
Name Code
15950
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

  • - National Aeronautics And Space Administration 

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MIL-S-7742 / Rod,continuous threadWhat is the formal definition of this item?

A headless fastener exceeding 12 inches (304.8 mm) in length having an external thread of one nominal diameter running from end to end. see also stud, continuous thread.