PQH-4

PQH4 Thumbscrew

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Datasheet. PQH-4 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.

0.625in. ⁓5/8"

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.

1.250in. ⁓1-1/4"

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

knurled no. 5

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

0.312in.

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

0.500in. ⁓1/2"

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

flat

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

0.112in. (UTS #4)

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

40

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

steel comp 303

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 thumbscrew made of ?

Steel comp 303

What is the thread quantity per inch?

40

What is the head style?

Knurled no. 5

What is the thread length?

0.625 inches

What is the thread direction?

Right-hand

What is the NSN for PQH-4?

5305-01-347-0232

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 PQH-4?

FSC 5305 ⁓ Screws

NSN 5305-01-347-0232 THUMBSCREW

unc thread series 40 thread quantity per inch knurled no. 5 head style 0.625" thread length right-hand

NIIN
013470232
NIIN Date
10/13/91
Schedule B
7318152000 
Name Code
06673
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 

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Similar by Design Other thumbscrews with similar characteristics

Nothing similar to this part number was found in our inventory

PQH-4 / ThumbscrewWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).