Aluminum

Brass

Bronze

Composite

Compressed Non-Asbestos Synthetic Fiber

Copper

Epoxy

Fiberglass

Glass

Graphite

Graphite/TFE

Iron

Lead

Metal

Nickel

Plastic

Quartz

Rubber

1/4 to 3/8

3/8 to 1/2

1/2 to 36

3/4 to 1 1/4

3/4 to 36

1

1 1/4

1 1/4 to 1 1/2

1 1/4 to 2 1/2

1 1/2

1 1/2 to 36

0.008"

0.009"

0.01"

0.012"

0.013"

0.014"

0.016"

0.018"

0.02"

0.022"

0.025"

0.028"

0.03"

0.032"

0.034"

0.036"

0.004"

0.005"

0.006"

0.007"

0.008"

0.009"

0.01"

0.012"

0.013"

0.014"

0.016"

0.017"

0.019"

0.02"

0.021"

0.022"

0.023"

0.024"

ANPT

BSPP

BSPT

GHT

Metric

NPS

NPSF

NPSL

NPSM

NPT

NPTF

UN/UNF (JIC)

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

UNC

UNF

Universal

UNJ/UNJF (JIC)

Barbed

Butt Weld

Cam and Groove

Clamp

Clamp On

Claw

Claw Clamp

Compression

Expand to Connect

Flanged

Flared

Gasket

Luer Lock

O-Ring Face Seal

Press Fit

Push to Connect

Push-and-Turn

Quick Clamp

0.002"

0.003"

0.004"

0.005"

0.006"

0.007"

0.008"

0.009"

0.01"

0.011"

0.012"

0.013"

0.014"

0.015"

0.016"

0.017"

0.02"

0.021"

Abrasive Materials

Alcohol-Based Solvents

Beverage

Chemicals

Compressed Air

Dairy

Food

Fumes

High-Polish Quick-Clamp Fittings

Laser Gas

Lubricated Air

Pharmaceuticals

Sewage Water

Wet Food

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (10% Concentration)

Acetone

Acetylene