2-56UNC3AX1-16LG

256UNC3AX116LG Setscrew

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Datasheet. 2-56UNC3AX1-16LG specification

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

3a

Fastener Length
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.

0.063in. ⁓5/64"

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.086in. (UTS #2)

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

56

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 is the thread quantity per inch?

56

What is the thread class?

3a

What is the NSN for 2-56UNC3AX1-16LG?

5305-01-127-9367

What's the federal classification of 2-56UNC3AX1-16LG?

FSC 5305 ⁓ Screws

NSN 5305-01-127-9367 SETSCREW

unc thread series 56 thread quantity per inch 3a thread class

NIIN
011279367
NIIN Date
03/11/82
Schedule B
 
Name Code
06672
FIIG
A003B0
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

  • - Germany 
  • - United Kingdom 
  • - Italy 

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2-56UNC3AX1-16LG / SetscrewWhat is the formal definition of this item?

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. a locking feature may be incorporated in the design of the head or threads.