Overview
The Allen-Bradley RC42GF472J is a 4.7kΩ carbon composition resistor with a 2W power rating and ±5% tolerance specification. Part of the RC42/RCR42 series compliant with MIL-R-39008 specifications, this resistor features oxygen-free copper leads and hot-molded carbon composition construction. This lot includes 22 new in box units suitable for industrial control systems, audio circuits, and legacy equipment restoration.
Key Features
- Resistance: 4.7kΩ ±5% (Part number code 472J = 47 × 10² = 4700Ω)
- Power Rating: 2W continuous
- Construction: Hot-molded carbon composition
- Leads: Oxygen-free copper, through-hole mount
- Operating Temperature: Up to 70°C
- Voltage Rating: 500V
- Condition: New in Box (Lot of 22)
- Standards: MIL-R-39008 compliant
Technical Specifications
The RC42GF472J meets established military specifications for carbon composition resistors. With a standard resistance tolerance band (5% gold color code), this component is ideal for precision circuits requiring stable, reliable performance. The through-hole lead configuration enables easy integration into PCB layouts and breadboard prototyping.
Typical Applications
- Industrial control system repairs and upgrades
- Audio amplifier bias and load resistor networks
- Power supply feedback networks
- Legacy equipment restoration and maintenance
- Test equipment and laboratory measurement circuits
- Educational electronics and prototyping projects
Compatibility & Replacements
Compatible With
- Through-hole PCB layouts (0.1″ spacing standard)
- Vintage and legacy industrial control systems
- Any circuit requiring 4.7kΩ ±5% resistor
- MIL-R-39008 compliant systems
Replaces / Drop-In Replacement For
- RC42GF472K (10% tolerance equivalent)
- Other 4.7kΩ 2W carbon composition resistors
- RCR42 series 4.7kΩ 2W variants
Works With
- Standard 0.1″ breadboards and PCB prototyping
- Industrial power supplies and control circuits
- Analog signal conditioning networks
- Legacy PLC and automation equipment
