3/8" NPT Pipe Unions

3/8" NPT Pipe Unions
3/8" NPT Pipe Unions

On this page you will find fuel unions with an 3/8" NPT thread and related materials.

This means that the inlet has an 3/8 inch thread, suitable for a variety of fuel pumps, fuel filters and pressure regulators.

The outlet diameter varies. Please see the individual item description for details.

Please use PTFE tape or Loctite 542 Thread Sealant when (re-)assembling these screw-in couplings in order to properly seal the connection.

3/8" NPT Pipe Unions

8 mm Pipe Union with 3/8 NPT thread

FPA2

Roll of Superior Quality PTFE Thread Sealing Tape

67263TS
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5 ml Loctite 243 Thread Locker

LOCTITE243-5ML
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10 ml Loctite 542 Thread Sealant

LOCTITE542-10ML
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