107039-2103

1070392103 Machine Screw

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Datasheet. 107039-2103 specification

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

2a

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.

0.218in. and 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.

0.218in. and 0.250in. ⁓1/4"

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

round

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.146in. and 0.162in.

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.059in. and 0.069in. ⁓5/64"

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

slot

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

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

copper alloy

Screw Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

nickel

Screw 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 of the screw.

fps 128-2 /dull/ mfr ref 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 type of screw surface treatment?

Nickel

What is the thread quantity per inch?

56

What is the head style?

Round

What is the thread length?

0.218 inches minimum and 0.250 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 107039-2103?

5305-00-481-8937

How is this classified for shipping?

Schedule B number: 7415338550
Other copper screws (not for wood) bolts and nuts

What's the federal classification of 107039-2103?

FSC 5305 ⁓ Screws

NSN 5305-00-481-8937 SCREW,MACHINE

unc thread series nickel screw surface treated 56 thread quantity per inch round head style 0.218" thread length right-hand 2a thread class

NIIN
004818937
NIIN Date
09/18/70
Schedule B
7415338550 
Name Code
06657
FIIG
A500D0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
--
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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107039-2103 / Screw,machineWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.