2507298-30

250729830 Setscrew
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Datasheet. 2507298-30 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

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

0.250in. ⁓1/4"

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.

0.250in. ⁓1/4"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

headless (setscrew)

Point Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.

pointless

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

hexagon

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

0.250in. ⁓1/4"

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.125in. ⁓1/8"

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

20

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

45.0 rockwell c and 50.0 rockwell c

Color
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.

black

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

steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 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.

66 fed spec all material responses

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.

oxide film

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.

MIL-C-13924 class 1 mil spec 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

Answers.

What class is the thread series?

Unc

What material is the setscrew made of ?

Steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740

What is the thread quantity per inch?

20

What is the head style?

Headless (setscrew)

What is the thread length?

0.250 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 2507298-30?

5305-01-600-2584

How is this classified for shipping?

Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 2507298-30?

FSC 5305 ⁓ Screws

NSN 5305-01-600-2584 SETSCREW

unc thread series oxide film surface treated 20 thread quantity per inch headless (setscrew) head style 0.250" thread length right-hand 3a thread class

NIIN
016002584
NIIN Date
11/18/11
Schedule B
7318152000 
Name Code
06672
FIIG
A003B0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Australia 

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Similar by Design Other setscrews with similar characteristics

Nothing similar to this part number was found in our inventory

2507298-30 / 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.