Sta-Rite Pump Lock Washer U43 – 41SS

As a retailer of hot tub spare parts, I’m pleased to offer the Sta-Rite Pump Lock Washer U43 – 41SS – a precision-engineered fastening component designed to provide secure mechanical connection and prevent loosening in your pump assembly. This specialized stainless steel washer ensures reliable fastener retention under the vibration and operational stresses common in pump applications.

Essential Fastening Security

The lock washer serves a critical role in maintaining secure fastener connections throughout your pump assembly, preventing the loosening that can occur due to vibration, thermal cycling, and operational stresses. This component is essential for maintaining structural integrity and preventing the mechanical failures that could result from loose fasteners.

The U43 – 41SS designation indicates specific dimensional and material specifications engineered for particular Sta-Rite pump applications, ensuring optimal performance and compatibility.

Stainless Steel Construction

Corrosion Resistance

Manufactured from high-quality stainless steel that provides excellent resistance to corrosion in pool and spa environments. The material maintains its mechanical properties even with prolonged exposure to chlorinated water and pool chemicals.

Superior Strength

Stainless steel construction provides the mechanical strength necessary to maintain fastener tension and prevent loosening under operational loads and vibration.

Durability Excellence

The material resists wear and maintains its locking characteristics throughout extended service periods, ensuring long-term fastener security.

Technical Specifications

Specification	Details
SKU	6483240094
Model Designation	U43 – 41SS
Weight	0.05 Kilograms
Length	0.15 Meters
Width	0.1 Meters
Height	0.01 Meters
Volume	0.00015 Cubic Meters
Material	Stainless steel
Construction	Precision manufactured
Corrosion Resistance	Pool chemical resistant
Temperature Range	Standard operating temperatures
Application	Pump fastener retention

Mechanical Functions

Vibration Resistance

The lock washer design provides resistance to loosening caused by pump vibration and operational cycling, maintaining secure fastener connections throughout pump operation.

Load Distribution

Distributes fastener loads evenly across connection surfaces, preventing stress concentrations that could damage pump components or compromise joint integrity.

Tension Maintenance

Maintains proper fastener tension over time, ensuring that critical pump connections remain secure throughout extended operating periods.

Installation and Compatibility

Sta-Rite Integration

Designed specifically for Sta-Rite pump systems, ensuring proper fit and function with corresponding fasteners and pump components.

Professional Installation

Proper installation requires attention to fastener torque specifications and assembly procedures to ensure optimal locking performance.

Quality and Reliability

Genuine Sta-Rite Engineering

Authentic Sta-Rite component ensuring compatibility and performance standards required for reliable pump operation.

Manufacturing Standards

Precision manufacturing ensures consistent dimensions and mechanical properties across all production units.

Why Choose This Lock Washer?

The Sta-Rite U43 – 41SS lock washer represents essential investment in pump mechanical integrity. Its stainless steel construction and precision engineering ensure reliable fastener retention while providing the corrosion resistance necessary for pool environments.

This component’s role in maintaining secure connections makes it essential for pump safety, reliability, and long-term operational success.