New Emerson-Fisher Aluminum 2-Stage LP Gas Propane Regulator Valves 850,000 BTU Capacity, FPOL Inlet x 3/4" Female NPT Outlet Threads, Part Number R632A-JFF.  Each bid quantity is for One (1) Regulator with Instructions, Mounting Screws, and Labels As Shown.  You may bid / buy any number, up to the total quantity available above.

These were purchased at a lost freight auction last year, and they were brand new in the original factory cartons, in the original individual factory boxes. Note that these are FPOL (Female Prest-O-Lite) inlet threads, which are compatible with many older tanks and line sets.

According to the manufacturer:

Part Number: R632A-JFF
Capacity (Propane): 850,000 BTU/HR (9.6 SCMH)
Inlet Connection: FPOL
Outlet Connection: 3/4 in. FNPT
Material: Aluminum
Max Allowable Inlet Pressure: 250 psig (17.2 bar)
Outlet Pressure Ranges: 9 to 13 in. w.c. (22 to 32 mbar)
Outlet Pressure Setting: 11 in. w.c. (27 mbar)
1st Stage Vent: 7/16-24 Inverted Flare
2nd Stage Vent: 3/4 in. NPT Screened Temperature Range: -20° to 160°F (-29° to 71°C)
Certifications: UL, CRN