MK81A | Freeze-protection Bury Valve Bury Depth Length:1-1/4NPT X 78 freeze-protected shower valve (MK81A.78) Model 5881PBA

Model 5881PBA

Model SP131 threaded black plastic filler cap for gravity fed eyewashes

Main mixing chamber

All items included fit directly into the bucket for ease of transportation

MK81A | Freeze-protection Bury Valve Bury Depth Length:1-1/4NPT X 78 freeze-protected shower valve (MK81A.78) Model 5881PBAModel MK81A is a special freeze protected valve that drains water from Model 8300FP combination shower eyewash after closing to prevent freezing. 1 1 4" MIPS inlet. Standard sizes are 60" and 78" (152. 4 and 198. 1 cm) for bury depths of 24" and 42" (61 and 106. 7 cm) respectively. Servicing Instructions: For replacement of damaged parts, order the VRKMK81A repair kit which includes packing, stuffing box, stuffing box nut, spring and plunger assembly