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Pitch diameter Unified national threads Formula

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Pitch Diameter is the diameter of the basic cylindrical shape on which threads are created. Check FAQs

D = M - 3 \cdot G + 0.86603 \cdot P

D - Pitch Diameter?M - Micrometer Reading?G - Wire Diameter?P - Screw Pitch?

Pitch diameter Unified national threads Example

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With units

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Here is how the Pitch diameter Unified national threads equation looks like with Values.

Here is how the Pitch diameter Unified national threads equation looks like with Units.

Here is how the Pitch diameter Unified national threads equation looks like.

7.1981 = 8.2 - 3 \cdot 1.2 + 0.86603 \cdot 3

7.1981mm = 8.2mm - 3 \cdot 1.2mm + 0.86603 \cdot 3mm

7.1981 = 8.2 - 3 \cdot 1.2 + 0.86603 \cdot 3

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Pitch diameter Unified national threads Solution

Follow our step by step solution on how to calculate Pitch diameter Unified national threads?

FIRST Step Consider the formula

D = M - 3 \cdot G + 0.86603 \cdot P

Next Step Substitute values of Variables

∴

D = 8.2mm - 3 \cdot 1.2mm + 0.86603 \cdot 3mm

Next Step Convert Units

∴

D = 0.0082m - 3 \cdot 0.0012m + 0.86603 \cdot 0.003m

Next Step Prepare to Evaluate

∴

D = 0.0082 - 3 \cdot 0.0012 + 0.86603 \cdot 0.003

Next Step Evaluate

∴

D = 0.00719809m

Next Step Convert to Output's Unit

∴

D = 7.19809mm

LAST Step Rounding Answer

∴

D = 7.1981mm

Pitch diameter Unified national threads Formula Elements

Variables

Pitch Diameter

Pitch Diameter is the diameter of the basic cylindrical shape on which threads are created.

Symbol: D

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Pitch Diameter

Micrometer Reading

Micrometer Reading is the reading of an instrument which can measure thickness of very small objects.

Symbol: M

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Micrometer Reading

Wire Diameter

Wire Diameter is the diameter of the wire in thread measurements.

Symbol: G

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Wire Diameter

Screw Pitch

Screw Pitch is the distance between screw threads and is commonly used with inch sized products and specified as threads per inch.

Symbol: P

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Screw Pitch

Other formulas in Unified and National Threads category

Go Micrometer Measurement per Reading

M = D + 3 \cdot G - 0.86603 \cdot P

Go Diameter of Wire used Unified and National Threads

G = \frac{M - D + 0.86603 \cdot P}{3}

Go Pitch of Screw Threads

P = \frac{D - M + 3 \cdot G}{0.86603}

How to Evaluate Pitch diameter Unified national threads?

Pitch diameter Unified national threads evaluator uses Pitch Diameter = Micrometer Reading-3*Wire Diameter+0.86603*Screw Pitch to evaluate the Pitch Diameter, Pitch Diameter Unified National Threads formula refers to the diameter of an imaginary cylinder that would encompass the tops of the threads (crests) in an external thread or the bottoms of the threads (roots) in an internal thread. This measurement is crucial because it represents the effective size where the male and female threads engage to provide proper fit and functionality in mechanical assemblies. Pitch Diameter is denoted by D symbol.

How to evaluate Pitch diameter Unified national threads using this online evaluator? To use this online evaluator for Pitch diameter Unified national threads, enter Micrometer Reading (M), Wire Diameter (G) & Screw Pitch (P) and hit the calculate button.

FAQs on Pitch diameter Unified national threads

What is the formula to find Pitch diameter Unified national threads?

The formula of Pitch diameter Unified national threads is expressed as Pitch Diameter = Micrometer Reading-3*Wire Diameter+0.86603*Screw Pitch. Here is an example- 7198.09 = 0.0082-3*0.0012+0.86603*0.003.

How to calculate Pitch diameter Unified national threads?

With Micrometer Reading (M), Wire Diameter (G) & Screw Pitch (P) we can find Pitch diameter Unified national threads using the formula - Pitch Diameter = Micrometer Reading-3*Wire Diameter+0.86603*Screw Pitch.

Can the Pitch diameter Unified national threads be negative?

No, the Pitch diameter Unified national threads, measured in Length cannot be negative.

Which unit is used to measure Pitch diameter Unified national threads?

Pitch diameter Unified national threads is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Pitch diameter Unified national threads can be measured.

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Pitch diameter Unified national threads Formula

Pitch diameter Unified national threads Example

Pitch diameter Unified national threads Solution

Pitch diameter Unified national threads Formula Elements

Other formulas in Unified and National Threads category

How to Evaluate Pitch diameter Unified national threads?

FAQs on Pitch diameter Unified national threads

Variable Name