RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 286 Degree, GU37B, 5128112899, Fire Sprinkler Head RFll Manufacturer part number: 56-976-0-155

Manufacturer part number:  56-976-0-155

Simplified Operation: Like all System Sensor pressure switches

Sprinkler wrench for use with RASCO (Reliable Automatic Sprinkler Company) fire sprinkler models: AH

6-1/4"D 10lb 15oz 1 2

5428113499

RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 286 Degree, GU37B, 5128112899, Fire Sprinkler Head RFll Manufacturer part number: 56-976-0-155Reliable Model G Series sprinklers are standard response standard spray automatic sprinklers using a solder capsule thermal element. The solder is captured in the cylinder of the capsule by a stainless steel ball. When the solder melts, the ball moves into the cylinder allowing the thermal element to fall away from the sprinkler. When this occurs, the compressed strut and lever spring free from the sprinkler. System pressure then clears the waterway