Overall Length: 28 15/16 in

Cross Reference: Lennox 7058-0464

Finished Wall Opening (FWO):17-5/16" x 54-1/16" x 6-11/16" (440 x 1373 x 170 mm) minUnit Size:17-1/4" x 54" x 6-9/16" (438 x 1372 x 166 mm)

and chromium plating complement precision-machined components

Cash Valve Bronze Adjustable Back Pressure Relief Valve, FNPT Inlet Type, FNPT Outlet Type - 13756-0300 ConturaSeries Overall Length: 28 15/16 inBackpressure ValvesSeries FR, Temp. range: 40 to 450F,Fully automatic valves maintain preset inlet pressure, regardless of variations. All have a stainless steel spring. Ranges are factory set at midrange and can be adjusted in the field to meet specific application requirements. FNPT connections. Provide continuous protection of pumps, process piping systems, and similar equipment in most hydraulic systems.,Meet CSA and CRN standards.