Marantz 2325 Receiver Dual 50K Volume Pot

Hi folks,
I am the hunt for a Marantz 2325 Dual 50K Ohm Receiver Volume pot. Part number RM05030610. I would love to have an original, but if necessary would consider something fully compatible since I need to get this puppy up and running.
Thanks
Living Room
Parasound Model 2250v2 amplifier
Parasound P5 preamp
Turntable 1 - Technics SL-1210Mk2 turntable with Shure V-15 Type III cartridge
Turntable 2 - Dual 1229 turntable, Dual AS-12 45 RPM stacker, Shure V-15 Type III cartridge
Schiit Mani Phono Preamp for Turntable 2
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