Inch

Metric

1

1 1/4

1 1/2

2

2 1/2

3

4

5

6

8

10

12

300 Series Stainless Steel

Cast Iron

Copper

Lead

Plastic

Steel

Cast Iron

Copper

Lead

Plastic

Steel

CPVC

PVC

0.493"

0.546"

0.622"

0.742"

0.824"

0.938"

0.957"

1.278"

1.38"

1.5"

1.56"

1.939"

2.067"

2.323"

2.469"

2.9"

3.068"

3.826"

4.026"

4 1/2"

5.761"

6.065"

6 5/8"

7.625"

7.981"

8 5/8"

10.02"

10 3/4"

12 3/4"

14"

1 3/64"

1 1/8"

1 5/16"

1 21/32"

1 29/32"

2 3/8"

2 7/8"

3 1/2"

4 1/2"

6 5/8"

8 5/8"

10 3/4"

Acetic Acid (White Vinegar) (10% Concentration)

Air

Calcium Chloride

Deionized Water

Drinking Water

Hydraulic Fluid

Hydrochloric Acid (25% Concentration)

Nitric Acid (10% Concentration)

Phosphoric Acid (85% Concentration)

Salt Water

Sodium Hydroxide (Caustic Soda) (50% Concentration)

Sulfuric Acid (75% Concentration)

Water

GHT

NPT

Schrader

1 7/8"

2 3/8"

3 1/4"

3 1/2"

4 7/32"

4 1/2"

5 5/8"

6 9/32"

6 5/8"

8 5/8"

10 3/4"

12 3/4"

Compliant

Not Compliant

NSF/ANSI 14

NSF/ANSI 61

NSF/ANSI 372

EAR99

Compliant

Not Compliant

Exempt

CPVC

PVC