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Power-Loc™ x Barb Adapter

For use with polyethylene irrigation tubing. Power-Loc™ Fittings are positive locking, insert type fittings with a threaded ring, available now in six sizes: 50, 55, 60, 70, 80 and 100.

MPN: 559061 SKU 559061 Category

Fitting Series Number 

Acceptable I.D. 

Acceptable Wall Thickness






0.500 to 0.580

12.7 to 14.7

0.035 to 0.055

0.89 to 1.40


0.520 to 0.620

13.2 to 15.7

0.045 to 0.055

1.14 to 1.40


0.580 to 0.675

14.7 to 17.1

0.025 to 0.055

0.64 to 1.40


0.665 to 0.765

16.9 to 19.4

0.035 to 0.055

0.89 to 1.40


0.790 to 0.845

20.1 to 21.5

0.045 to 0.065

1.14 to 1.65


1.035 to 1.075

26.3 to 27.3

0.062 to 0.075

1.57 to 1.91

Product Description

Product Features 

  • Very easy to install tubing over a single barb
  • Positive stop to assure tubing is fully installed
  • Low effort, square thread drive ring quickly locks tubing in place — no tools needed
  • Barb design ensures tubing will not slip out or blow off at high pressure and temperature
  • Each fitting will accommodate a wide range of hose diameter and wall thickness
  • Working pressure: 60 psi
  • Wide range of fitting configurations is available
  • Unique Patent Pending family of fittings for 50-70 series allows rapid response to custom configurations customer needs, including integral ball valve

Installation Instructions

Power-Loc Installation Instruction

Fittings - Connection Flow Rates

Fittings - Connection Flow Rates

Fittings - Connection Flow Rates


Fittings Brochure
Fittings Catalog
Fittings Selection Guide
Landscape Catalog


Additional Information

Power Loc Size (Series)

Series 60, Series 80, Series 100


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