1 3/8"

1.875"

1 mm

1.8 mm

2 mm

2.24 mm

2.5 mm

2.8 mm

3 mm

3.15 mm

3.55 mm

3.75 mm

4 mm

4.5 mm

4.87 mm

5 mm

5.200 mm

1"

1 1/4"

1 1/2"

1.875"

2"

2 3/8"

3 mm

4 mm

5 mm

5.4 mm

5.6 mm

5.84 mm

6 mm

6.1 mm

6.4 mm

6.75 mm

7 mm

7.15 mm

0.250"

0.313"

0.375"

0.438"

0.500"

0.563"

0.625"

0.669"

0.688"

0.750"

0.813"

0.875"

0.938"

0.969"

1"

1.063"

1.125"

1.156"

Bases

Diluted Salt Solutions

Food

Transmission Fluid

Ammonia

Ammonium Hydroxide

Animal Oil

Boric Acid

Butyl Alcohol

Calcium Hydroxide

Citric Acid

Ethanol

Ethylene Glycol

Glycerin

Grease

Hydraulic Oil

Isopropyl Alcohol

Methanol (Methyl Alcohol)

0.499"

0.562"

0.626"

0.688"

0.749"

0.750"

0.820"

0.875"

0.933"

0.999"

1.000"

1.006"

1.124"

1.125"

1.250"

1.312"

1.313"

1.375"

API Std 6A

ASME BPE

ASTM Standard

Fed. Spec. GGG-E-950

IEC 60900

ISO Standard

NACE TM0187

NFPA (National Fluid Power Association) Standard

NORSOK M-710

SAE Standard

SMS 1149

1"

1 1/16"

1 1/8"

1 5/32"

1 3/16"

0.499"

0.562"

0.626"

0.688"

0.749"

0.820"

0.933"

0.999"

1"

1.006"

1.124"

1 1/8"

1 1/4"

1.312"

1.313"

1 3/8"