Reliance "Duty Master" AC Motor. This motor is unused with no original packaging. Purchased to use with a table saw and never installed it.
Specs — further details on placard photo
• Model: C56S0503M-US
• HP: 1
• RPM: 3,450
• Voltage: 115/230 VAC Single Phase
• Frame: AE56 w mounting plate
• Shaft Size: 5/8" diameter, keyed