51205-101

51205101 Machine Screw

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Datasheet. 51205-101 specification

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"

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

0.125in. (UTS #5)

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

40

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.

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 type of screw surface treatment?

Cadmium

What is the thread quantity per inch?

40

What is the thread length?

0.250 inches

What is the thread direction?

Right-hand

What is the NSN for 51205-101?

5305-01-102-4792

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 51205-101?

FSC 5305 ⁓ Screws

NSN 5305-01-102-4792 SCREW,MACHINE

unc thread series cadmium screw surface treated 40 thread quantity per inch 0.250" thread length right-hand

NIIN
011024792
NIIN Date
10/22/80
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
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Australia 
  • - Portugal 

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Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

51205-101 / 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.