Miller 266845 Circular Connector Strain Relief Clamp Size 20-22

Heavy-Duty Strain Relief for Industrial Welding Cables

The Miller 266845 Connector Clamp is an essential component for assembling or repairing heavy-duty circular connectors used in welding applications. Designed to fit shell sizes 20 through 22, this strain relief clamp is critical for ensuring the longevity and safety of your welding cables. In professional welding setups, control cables and interconnects are the lifelines of your equipment. A compromised connection can lead to erratic arc performance, loss of remote control functionality, or safety hazards. This clamp provides the mechanical security needed to prevent these issues.

Constructed from industrial-grade metal, the 266845 clamp is built to survive the rigors of the shop floor. It resists crushing and impact better than plastic alternatives. The included rubber bushing is a key feature; it compresses around the cable jacket when the clamp is tightened, providing a non-slip grip that seals out contaminants and prevents the cable from chafing against the metal edge of the connector. This strain relief mechanism effectively isolates the internal electrical contacts from external pulling, twisting, and bending forces.

Welders Supply Company recommends inspecting your connector backshells regularly. If you notice loose cables or missing clamps, replacing them with the Miller 266845 is a cost-effective preventative maintenance step. This part is compatible with a wide range of Miller power sources and accessories that utilize standard military-style (MS) or metal circular connectors. Ensure your equipment remains compliant and operational with this high-quality replacement part.

Technical Specifications

• Shell Compatibility: Sizes 20, 21, 22
• Material: Steel/Zinc Alloy with Rubber Insert
• Function: Strain relief and environmental sealing support
• Application: Welding machine control cables and interconnects