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)
Nozzle | 7/64″ | 1/8″ | 9/64″ | 5/32″ | 11/64″ | 3/16″ |
PSI | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM |
30 | 27 1.87 | 28 2.42 | 29 3.17 | 30 3.89 | 31 4.65 | 32 5.47 |
35 | 28 2.02 | 29 2.63 | 30 3.33 | 31 4.27 | 32 5.02 | 33 5.92 |
40 | 29 2.22 | 30 2.86 | 31 3.70 | 32 4.55 | 33 5.38 | 34 6.34 |
45 | 30 2.37 | 31 3.06 | 32 3.92 | 33 4.73 | 34 5.72 | 35 6.73 |
50 | 31 2.49 | 32 3.19 | 33 4.16 | 34 5.06 | 35 6.02 | 36 7.11 |
55 | 32 2.62 | 33 3.35 | 34 4.35 | 35 5.33 | 36 6.31 | 37 7.46 |
Model 15-20L-12° Standard Nozzle Performance (Highest point of stream above nozzle is 4′ @ normal pressure)
Nozzle | 7/64″ | 1/8″ | 9/64″ | 5/32″ | 11/64″ | 3/16″ |
PSI | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM |
30 | 28 1.88 | 29 2.43 | 30 3.18 | 31 3.90 | 32 4.66 | 33 5.48 |
35 | 29 2.03 | 30 2.64 | 31 3.54 | 32 4.28 | 33 5.03 | 34 5.93 |
40 | 30 2.23 | 31 2.87 | 32 3.71 | 33 4.56 | 34 5.39 | 35 6.35 |
45 | 31 2.38 | 32 3.07 | 33 3.93 | 34 4.74 | 35 5.73 | 36 6.74 |
50 | 32 2.50 | 33 3.20 | 34 4.17 | 35 5.07 | 36 6.03 | 37 7.12 |
55 | 33 2.63 | 34 3.36 | 35 4.36 | 36 5.34 | 37 6.32 | 38 7.47 |
Model 15-20L-20° Standard Nozzle Performance (Highest point of stream above nozzle is 5′ @ normal pressure)
Nozzle | 7/64″ | 1/8″ | 9/64″ | 5/32″ | 11/64″ | 3/16″ |
PSI | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM | Rad. GPM |
30 | 29 1.89 | 30 2.44 | 31 3.19 | 32 3.91 | 33 4.67 | 34 5.49 |
35 | 30 2.04 | 31 2.65 | 32 3.35 | 33 4.29 | 34 5.04 | 35 5.94 |
40 | 31 2.24 | 32 2.88 | 33 3.72 | 34 4.57 | 35 5.40 | 36 6.36 |
45 | 32 2.39 | 33 3.08 | 34 3.94 | 35 4.75 | 36 5.74 | 37 6.75 |
50 | 33 2.51 | 34 3.21 | 35 4.18 | 36 5.08 | 37 6.04 | 38 7.13 |