Engine Pencil Anodes

Screw in anodes to suit popular marine diesel engines.

Supplied with navel brass plug adapter.

Manufactured to conform to US military spec.

MIL-A-18001 K composition.

Dimensions:

6.2mm (M12647) anode diameter size: 63mm long, 1/4" UNC inner thread,

1/8" NPT Brass Plug thread

6.2mm (M12647A) anode by it's self without brass nut, replacement for (M12647)

10mm (M12648) anode diameter size: 44mm long, 5/16" UNC inner thread, 1/4" NPT Brass Plug thread

10mm (M12648A) anode by it's self without brass nut, replacement for (M12648)

12mm (M12649) anode diameter size: 69mm long, 3/8" UNC inner thread,

3/8" NPT  Brass Plug thread

12mm (M12649A) anode by it's self without brass nut, replacement for (M12649)

16mm (M12650) anode diameter size: 51mm long, 7/16" UNF inner thread,

1/2" BSP/NPT Brass Plug thread

16mm (M12650A)  anode by it's self without brass nut, replacement for (M126650) 

19mm (M12651) anode diameter size: 51mm long, 1/2" UNC inner thread,

3/4" BSP/NPT Brass Plug thread 

19mm (M12651A) anode by it's self without brass nut, replacement for (M12651)