Tyco® TY4291, Issue “D” QUARTZOID Series, High Temperature, Special Sprinkler Issue D, Standard Coverage, 8.0K, SR, Pendent, 3/4" NPT, Brass, 500 Degree, 51-140-1-500, Fire Sprinkler Head 57-390-7-135 Outside Diameter - 3" or

Outside Diameter - 3" or 4"

in either position

MV212128R9

as well as a specific application listing for use under concrete tees

This extinguisher is constructed with a chrome-plated brass valve and polished stainless steel cylinder

Tyco® TY4291, Issue “D” QUARTZOID Series, High Temperature, Special Sprinkler Issue D, Standard Coverage, 8.0K, SR, Pendent, 3/4" NPT, Brass, 500 Degree, 51-140-1-500, Fire Sprinkler Head 57-390-7-135 Outside Diameter - 3" orTYCO Issue D QUARTZOID 8. 0K Pendent Sprinklers are standard response, standard coverage, 11 mm glass bulb type spray sprinklers designed for use in light, ordinary, or extra hazard, commercial occupancies where high ambient temperatures may be encountered. Item: Tyco TY4291, Issue D QUARTZOID Series, High Temperature, Special Sprinkler Issue D, Standard Coverage, 8. 0K, SR, Pendent, 3 4" NPT, Brass, 500 Degree, 51 140 1 500, Fire Sprinkler Head