NEMA 10-30P & NEMA 10-50P Interchangeable Straight Blade Angle Plug

Key Features

• Dual-configuration design fits NEMA 10-30R or 10-50R receptacles
• Includes interchangeable blades for 30 Amp and 50 Amp applications
• Voltage Rating: 125/250V
• Configuration: 3-Pole, 3-Wire, Non-Grounding
• Construction: Heavy-duty thermoplastic shell with solid brass blades
• Angle plug body for strain relief and low-profile connection
• Resistant to moisture and chemicals for indoor or outdoor use

Replaces / Cross-Reference Part Numbers

• Pass & Seymour 3861
• 287-E

Compatibility & Fitment

• Connects to NEMA 10-30R (30A, 125/250V) or NEMA 10-50R (50A, 125/250V) receptacles
• Commonly used for electric ranges, ovens, and clothes dryers in older installations
• Accepts wire gauges appropriate for 30A and 50A circuits

When to Replace

• Visible damage, cracks, or chips in the plug housing
• Blades are bent, loose, corroded, or show signs of arcing
• Discoloration or melting from overheating
• Intermittent or unreliable power connection to the appliance

Installation Tips

• Disconnect power at the circuit breaker before beginning installation
• Verify the correct blades (30A or 50A) are installed to match the wall receptacle and circuit rating
• Ensure the power cord is properly rated for the selected amperage
• Securely tighten terminal screws to the manufacturer's torque specifications
• Firmly fasten the internal cord clamp to prevent strain on the wire terminals