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Blue 1 1/2" x 50' Potable Water Hose (Brass NH Couplings)

1 1/2" Hose Male Couplings

  • Inside diameter of a male coupling - 1 1/2" inches
  • Outside diameter of a male NH / NST coupling - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT coupling - 1.87 inches (11.5 Threads per inch)
Aluminum 1" NH to 1" NH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
TFT Aluminum 1" NH to 1" NH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Aluminum 1" NPSH to 1" NPSH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
TFT Aluminum 1" NPSH to 1" NPSH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
TFT Aluminum 1 1/2" NH to 1 1/2" NH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Aluminum 1 1/2" NH to 1 1/2" NPSH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Aluminum 1 1/2" NH to 1 1/2" NPT Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Aluminum 2" NPT to 1 1/2" NH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Aluminum 2 1/2" NH to 1 1/2" NH Double Female

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Plastic 3/4" Male Camlock Dust Plug (USA)

Camlock Dimensions:

  • Size - 3/4” (0.75)
  • Male Outside Diameter - 1 1/4” (1.250)

Download Spec Sheet

Aluminum 3" Male Camlock x 3" Female BSP (USA)
  • Outside Diameter of a Male Camlock - 3 5/8” (3.622)
  • Outside Diameter of a Male 3" BSP Adapter - 3.46 inches (11 Threads per inch)

Download Spec Sheet

Aluminum 1 1/2" Triple Stacked Tips (NH)

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)
  • Garden hose thread is not the same as 3/4" pipe thread (NPT)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)
Brass U.S. Coast Guard 1 1/2” Shipboard Vari-Nozzle (NH)

Garden Hose Thread Male Adapter

  • Outside diameter of a male GHT adapter - 1.06 inches (11.5 Threads per inch)
  • Garden hose thread is not the same as 3/4" pipe thread (NPT)

1" Male Adapter

  • Inside diameter of a male adapter - 1 inch
  • Outside diameter of a male NH / NST adapter - 1.375 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.295 inches (11.5 Threads per inch)

1 1/2" Male Adapter

  • Inside diameter of a male adapter - 1 1/2" inches
  • Outside diameter of a male NH / NST adapter - 1.99 inches (9 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 1.87 inches (11.5 Threads per inch)

1 3/4" Hose Couplings

  • 1 3/4 inch hoses come with 1 1/2 inch couplings

2" Male Adapter

  • Inside diameter of a male adapter - 2 inch
  • Outside diameter of a male NH / NST adapter - 2.51 inches (8 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.35 inches (11.5 Threads per inch)

Note - 2 inch NH or NST is very rare. If the outside diameter of male adapter is approximately two inches, you need 1 1/2 inch NH or NST.

2 1/2" Male Adapter

  • Inside diameter of a male adapter - 2 1/2" inches
  • Outside diameter of a male NH / NST adapter - 3.06 inches (7.5 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 2.84 inches (8 Threads per inch)

3" Hose Couplings

  • Most 3 inch hoses come with 2 1/2 inch couplings

4" Male Adapter

  • Inside diameter of a male adapter - 4" inches
  • Outside diameter of a male NH / NST adapter - 5.01 inches (4 Threads per inch)
  • Outside diameter a male NPSH or NPT adapter - 4.47 inches (8 Threads per inch)

5" Male Adapter

  • Inside diameter of a male adapter - 5" inches
  • Outside diameter of a male NH / NST adapter - 6.26 inches (4 Threads per inch)

6" Male Adapter

  • Inside diameter of a male adapter - 6" inches
  • Outside diameter of a male NH / NST adapter - 7.025 inches (4 Threads per inch)