Overview
The WC Branham 4004-0714 is a pneumatic 38 series caliper disc brake designed for single-acting operation in industrial braking applications. This unit features Buna-N seals and is sized to accommodate 5/32″ thick brake discs, making it a versatile choice for tension control and emergency stopping in web-based processes. W.C. Branham caliper disc brakes are proven performers in demanding environments across multiple industries.
Key Features
- Pneumatic operation for clean, reliable braking without hydraulic fluid
- Single-acting design with spring return for fail-safe operation
- Buna-N seals for extended service life and environmental protection
- Sized for 5/32″ thick brake disc compatibility
- Compact 38 series form factor for space-constrained installations
- Department of Defense approved friction pad construction
Technical Specifications
- Series: P38SA (38 Series)
- Actuation Type: Pneumatic, single-acting
- Brake Disc Thickness: 5/32″ (0.156″)
- Seal Material: Buna-N
- Power Factor: 1X (38 Series)
- Friction Pad Grade: Dept. of Defense approved
- Pressure Range: Pneumatic (specify actual PSI in application)
- Spring Return: Yes (spring-applied, fail-safe)
Typical Applications
The WC Branham 4004-0714 is used extensively in:
- Corrugated and paper manufacturing web tension control
- Material roll emergency stopping systems
- Print finishing and converting equipment
- Fabric and film handling machinery
- Industrial braking systems requiring loss-of-air safety
- OEM equipment where compact, reliable braking is essential
Compatibility & Replacements
Compatible With
- W.C. Branham pneumatic supply systems (7-10 bar / 100-150 PSI typical)
- 38 series caliper disc brake mounting interfaces
- 5/32″ thick brake disc assemblies
- Industrial machinery with pneumatic control circuits
Replaces / Drop-In Replacement For
- Original equipment P38SA caliper brakes in industrial machinery
- Equivalent OEM brake units in corrugated, paper, and textile industries
- Note: Verify mounting interface and pressure specifications before ordering
Works With
- Pneumatic control systems and compressors
- Standard industrial solenoid valve controls
- Air-over-oil hydraulic brake systems (in hybrid configurations)
- Spring-applied fail-safe brake circuits
