Sprinklers
NX021 (New) - Horizontal Sidewall Sprinkler, SR, K5.6
UL approved TUNA® glass bulb type, standard spray sprinklers are designed for use in fire sprinkler systems and for use in various commercial applications.
NX021 - Horizontal Sidewall Sprinklers standard response model series, the new types launched in year 2019, are available in a variety of temperature ratings with Chrome and Brass finish to meet different design requirements.
Listings and Approvals
Specification
| Model | NX021 | |
| Style | Horizontal Sidewall Sprinkler | |
| Bulb Nominal Dia. & Response | Ø5mm, Standard Response | |
| Thread Size | NPT1/2 or R1/2 | |
| Nominal Orifice Size | 1/2 Inch | |
| Nominal K-Factor | 5.6 (U.S.) / 80 (metric) | |
| Max. Working Pressure | 175 psig/1.2 MPa (12 bar) | |
| Sprinkler Finish | Natural Brass or Chrome Plated | |
| Nominal Temp. Rating | 135℉/57℃ or 155℉/68℃ or 175℉/79℃ or 200℉/93℃ | |
| Max. Ambient Temp. | 135℉, 155℉: 100℉(38℃) 175℉, 200℉: 150℉(65℃) |
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| Listings and Approvals | UL | |
Certificates
Catalogues
