Half Inch Impact Sprinklers – Part Circle – 15-20L

Model 15-20L

  • Full or part circle impact – adjustable from 25° to 340°
  • Low-angle available with 7° , 12° , 15° , 18°, or 20°
  • 1/2¨ Male N.P.T. Single nozzle
  • Cast-bronze head with cored water passage and double-bridge construction
  • F/P trip standard
  • Cast-bronze lever with I-Beam construction for added strength
  • Wide impact area increases lever life
  • Stainless steel parts include spindle, fulcrum pin, trip pins, lever spring, bearing, trip springs, and trip collars
  • Designed as a small, all-purpose, low-angle, full-or-part circle, single-nozzle, intermediate-pressure sprinkler
  • Perfect companion for all small, low-angle sprinklers where arc of coverage must be adjustable

Description

Model 15-20L-7° Standard Nozzle Performance (Highest point of stream above nozzle is 7′ @ normal pressure)

Nozzle7/64″1/8″9/64″5/32″11/64″3/16″
PSIRad. GPMRad. GPMRad. GPMRad. GPMRad. GPMRad. GPM
3027 1.8728 2.4229 3.1730 3.8931 4.6532 5.47
3528 2.0229 2.6330 3.3331 4.2732 5.0233 5.92
4029 2.2230 2.8631 3.7032 4.5533 5.3834 6.34
4530 2.3731 3.0632 3.9233 4.7334 5.7235 6.73
5031 2.4932 3.1933 4.1634 5.0635 6.0236 7.11
5532 2.6233 3.3534 4.3535 5.3336 6.3137 7.46

Model 15-20L-12° Standard Nozzle Performance (Highest point of stream above nozzle is 4′ @ normal pressure)

Nozzle7/64″1/8″9/64″5/32″11/64″3/16″
PSIRad. GPMRad. GPMRad. GPMRad. GPMRad. GPMRad. GPM
3028 1.8829 2.4330 3.1831 3.9032 4.6633 5.48
3529 2.0330 2.6431 3.5432 4.2833 5.0334 5.93
4030 2.2331 2.8732 3.7133 4.5634 5.3935 6.35
4531 2.3832 3.0733 3.9334 4.7435 5.7336 6.74
5032 2.5033 3.2034 4.1735 5.0736 6.0337 7.12
5533 2.6334 3.3635 4.3636 5.3437 6.3238 7.47

Model 15-20L-20° Standard Nozzle Performance (Highest point of stream above nozzle is 5′ @ normal pressure)

Nozzle7/64″1/8″9/64″5/32″11/64″3/16″
PSIRad. GPMRad. GPMRad. GPMRad. GPMRad. GPMRad. GPM
3029 1.8930 2.4431 3.1932 3.9133 4.6734 5.49
3530 2.0431 2.6532 3.3533 4.2934 5.0435 5.94
4031 2.2432 2.8833 3.7234 4.5735 5.4036 6.36
4532 2.3933 3.0834 3.9435 4.7536 5.7437 6.75
5033 2.5134 3.2135 4.1836 5.0837 6.0438 7.13