Bulletin 065
December 2019
Page 3 of 6
www.reliablesprinkler.com
Model F1FR56SS Upright Standard Spray Sprinkler SIN RA6524
Technical Specifications
Style:
Upright
Threads:
1/2” NPT or ISO 7-1R1/2
Nominal K-Factor:
5.6 (80 metric)
Max. Working Pressure:
175 psi (12 bar)
Material Specifications
Thermal Sensor:
3 mm glass bulb
Frame:
Type 316L stainless steel
Sealing Washer:
Beryllium-nickel alloy gold plated
per MIL-G-45204, Type 3, Class 2 w/ PTFE tape on
both sides.
Load Screw:
Type 316 stainless steel
Deflector:
Type 316 stainless steel
Cap:
Type 316 stainless steel
Guards and Shields*
D-1 Guard (cULus)
C-3 Guard & Shield (cULus, FM)
D-3 Guard & Shield (cULus)
C-1 Guard (FM)
Finishes
None
White Polyester
Black Polyester
Custom Color Polyester
Sensitivity
Quick-response
Temperature Rating
135°F (57°C)
155°F (68°C)
175°F (79°C)
200°F (93°C)
286°F (141°C)
Sprinkler Wrench
Model W2
Listings and Approvals
cULus Listed
FM Approved
Model F1FR56SS Upright Sprinkler Components and Dimensions
Figure 3
*Note:
Guards and shields are formed from steel and are not considered corrosion resistant.
