ST-90-B

Application: Synthetic Sports Turf Fields

Radius: 31.4 to 36.6 m

Flow: 16.9 to 20.9 m³/hr

Flow: 282.0 to 348 l/min

Inlet Size: 40 mm BSP

The ST-90-B synthetic turf rotor is designed for installation in natural turf adjacent to the playing surface — the perfect solution for small and midsize fields.

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Overview

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The perfect solution for small to midsize synthetic turf field layouts. Designed for installation adjacent to the synthetic field, the ST-90-B rotor provides a cost-competitive solution with a radius range up to 36.5 m.

Key Benefits

Flexible arc adjustment from 40° to 360° offers narrow to wide coverage
QuickCheck™ arc mechanism lets you verify the arc setting without waiting for the sprinkler to finish its rotation
Through-the-top arc adjustment allows you to easily set the arc at the sprinkler head
Water-lubricated gear drive delivers reliable operation without clogging
Factory-installed rubber logo cap increases athlete safety on the field
Nozzle trajectory: 22.5°

Advanced Features

ST-90-B

The ST-90-B rotor features jar-top access to the riser assembly for easy maintenance and a smaller exposed surface area that minimizes sprinkler contact for greater player safety.

Models

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ST-90-B

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Models

ST-90-B-XX

80 mm pop-up, jar-top cap, adjustable arc, 1½" (40 mm) BSP inlet threads, #73 or #83 preinstalled nozzle

Specs

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ST-90-B

Diameter: 14 cm
Pop-up Height: 8 cm
Overall Height: 29 cm
Inlet Size: 40 mm BSP

Operating Specifications

Nozzle trajectory: 22.5º
Radius: 31.4 to 36.6 m
Flow: 16.9 to 20.9 m³/hr; 282 to 348 l/min
Operating pressure range: 6.9 to 8.3 bar; 690 to 830 kPa
Precipitation rate: 35 mm/hr approximately
Warranty period: 5 years component part

User-Installed Options

Rubber Cover Kit ST-90-B: P/N 234200

STG-900 Nozzle Performance Data

Nozzle	Pressure		Radius	Flow		Precip mm/hr
	bar	kPa	m	m³/hr	l/min
73 • Orange	7.0	700	31.4	16.9	282	34.3	39.6
	7.5	750	33.2	17.5	291	31.7	36.6
	8.0	800	35.1	18.1	301	29.4	34.0
83 • Tan	7.0	700	34.1	19.1	319	32.8	37.9
	7.5	750	35.4	20.0	333	32.0	37.0
	8.0	800	36.6	20.9	348	31.2	36.1
Note: All precipitation rates calculated for 180° operation. For precipitation rate of a 360° sprinkler, divide by 2. Requires minimum 7.0 bar; 700 kPa dynamic pressure supplied to swing joint inlet.