1/2″ Impact Sprinkler – Full and Part Circle – 15-20

Model
15-20

  • Full or part circle impact – adjustable from 25° to 340°
  • 1/2″ Male N.P.T. also available in 3/4″ Male N.P.T.
  • Single nozzle – brass straight-bore, tapered nozzle is standard, adjustable nozzle optional
  • 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 and trip springs, and trip collars
  • Designed as a small, all-purpose, full-or-part circle, single-nozzle, intermediate-pressure sprinkler

 

Description

Model 15-20 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
2534 1.7335 2.3337 2.8438 3.4139 4.0740 4.77
3035 1.8937 2.5538 3.1240 3.7541 4.4642 5.22
3536 2.0438 2.7639 3.3741 4.0542 4.8243 5.64
4037 2.1838 2.9540 3.6141 4.3442 5.1643 6.04
4537 2.3239 3.1340 3.8342 4.6043 5.4844 6.40
5038 2.4439 3.3041 4.0442 4.8643 5.7844 6.75
5538 2.5640 3.4641 4.2443 5.1044 6.0645 7.08
6039 2.6840 3.6142 4.4343 5.3344 6.3445 7.40
6539 2.7941 3.7642 4.6144 5.5545 6.6046 7.70
7040 2.8941 3.9043 4.7944 5.7645 6.8546 7.99

Nozzle.28cm.32cm.36cm.4cm.44cm.48cm
BARDiaLPSm3/hDiaLPSm3/hDiaLPSm3/hDiaLPSm3/hDiaLPSm3/hDiaLPSm3/h
1.710.46.50.410.78.80.511.310.80.611.612.90.811.915.40.912.218.11.1
2.110.77.20.411.39.70.611.611.80.712.214.20.912.516.91.012.819.81.2
2.411.07.70.511.610.40.611.912.80.812.515.30.912.818.21.113.121.31.3
2.811.38.30.511.611.20.712.213.70.812.516.41.012.819.51.213.122.91.4
3.111.38.80.511.911.80.712.214.50.912.817.41.013.120.71.213.424.21.5
3.411.69.20.611.912.50.712.515.30.912.818.41.113.121.91.313.425.61.5
3.811.69.70.612.213.10.812.516.11.013.119.31.213.422.91.413.726.81.6
4.111.910.10.612.213.70.812.816.81.013.120.21.213.424.01.413.728.01.7
4.511.910.60.612.514.20.912.817.51.013.421.01.313.725.01.514.029.11.7
4.812.210.90.712.514.80.913.118.11.113.421.81.313.725.91.614.030.21.8