D Size Aluminum extension tube black

4″ long Solvent Filter extension tube.

The tube is threaded on both ends so it can be used as a stand alone Solvent Filter or coupled together with our standard tube to extend the overall length to 11.5″.

It can be added to an existing filter to enhance the filtration.

Suggested inside parts for the extension:

3-spacer caps, 1 size 5 spacer, 4 size 3 spacer, 1 size 2 spacer, 1 wave spring washer.

It can be added to an existing filter allowing for a separate fluid collection chamber that can be remove and emptied without disassembly of the filter.

Inside usable length = 3″ (76mm)


  • 1-7/16 x 20 internal thread compatible with D size Maglite tubes on each end.
  • A 4″ (101.6 mm) long tube with an outside diameter of 1.57″ (40 mm) and an ID of 1.35″ (34.3 mm). Nominal Specs.
  • Constructed from 7075 Aluminum and completely finished.


Out of stock

SKU: DAEXT4 Category: Tag:




Additional information

Weight .21 lbs
Dimensions 7.4 × 1.6 × 1.6 in


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