4" Aluminum Camlock Type A – Male Adapter x Female NPT

RKA-400 – 4" Aluminum Camlock Type A – Male Adapter x Female NPT

The RKA-400 is a 4" Aluminum Camlock Type A fitting — Male Adapter x Female NPT. Manufactured to MIL-C-27487 cam-and-groove standards, it is compatible with cam fittings from any manufacturer. Designed for commercial irrigation, water transfer, and agricultural fluid handling applications.

Features & Benefits

• Male Cam Locking Adapter: Mates with any standard female cam coupler for tool-free connection and disconnection in seconds.
• Female NPT Thread: Threads directly into pumps, valves, manifolds, or any female NPT port — no extra adapters needed.
• Standard MIL-C-27487 Profile: Compatible with all MIL-spec cam-and-groove fittings from any manufacturer.
• Aluminum Construction: Die-cast aluminum construction delivers the strength-to-weight balance needed for high-cycle field use — resists corrosion and handles the pressure fluctuations common in agricultural irrigation systems.
• MIL-C-27487 Standard: Interchangeable with cam-and-groove fittings across all major brands — no lock-in to proprietary systems.

Materials & Construction

Die-cast aluminum construction delivers the strength-to-weight balance needed for high-cycle field use — resists corrosion and handles the pressure fluctuations common in agricultural irrigation systems. Locking arms and cam levers are precision formed for consistent, leak-free engagement.

Spare Parts Available:

• Aluminum & Poly Camlock Fittings – full range of Types A, B, C, D, E, F, DC & DP.
• Discharge / Lay Flat Hose – for water transfer and trash pumps.
• E Type 4" Aluminum Camlock – hose shank end for lay flat hose assemblies.