SB1622E 4 oz (113 g) Ground Pin Compliant with UL 498 Figure 119.4

The SB1622E 4 oz (113 g) Ground Pin is a precision-engineered testing component designed in strict compliance with UL 498 Figure 119.4 specifications. This instrument is utilized to validate the dimensional accuracy, insertion compatibility, and grounding reliability of ground terminals in electrical receptacles, ensuring adherence to international safety standards including UL 498, IEC 60320, and GB/T 2099.1. Manufactured from high-hardness wear-resistant alloy materials and subjected to rigorous dimensional calibration and performance verification, it exhibits exceptional structural stability and long-term operational durability. The component delivers accurate and repeatable test results for manufacturers, certification bodies, and quality control departments, effectively verifying that tested receptacles meet the safety and performance criteria specified in UL 498, serving as an essential tool in the quality assurance protocols for electrical connection systems.

Technical Specifications
• Weight: 4 oz (113 g), conforming precisely to the mass requirement specified in UL 498 Figure 119.4
• Material: High-hardness alloy with a hardness rating of ≥ 58 HRC, ensuring optimal wear resistance and extended service life
• Dimensional Parameters and Tolerances: Fully compliant with UL 498 Figure 119.4 provisions, including pin diameter, length, tip geometry, and grounding contact surface dimensions
• Surface Treatment: Incorporates anti-corrosion and anti-oxidation coating technology to maintain dimensional stability and surface integrity under rigorous testing conditions
• Grounding Contact Performance: Precision-machined contact surface ensures reliable electrical contact with receptacle ground terminals during testing procedures
• Operating Temperature Range: -20℃ to 65℃, suitable for laboratory, workshop, and standard testing environment conditions
• Compatibility: Designed for both manual testing operations and integration with automated testing systems, offering versatile application scenarios

Standardized Test Procedures
• Pre-test Preparation: Clean the ground pin and test receptacle to eliminate surface contaminants; inspect the ground pin for integrity and confirm testing environment compliance with standard requirements (temperature, humidity, etc.).
• Sample Fixturing: Secure the receptacle on a stable testing platform or fixture to prevent displacement during insertion, ensuring precise test positioning.
• Test Pin Alignment: Align the ground pin with the receptacle’s ground terminal slot according to UL 498 Figure 119.4 technical requirements, maintaining vertical insertion orientation without angular deviation.
• Insertion Test Execution: Insert the ground pin into the receptacle ground terminal at a controlled, uniform speed; utilize force measurement equipment to record insertion and retention forces, verifying compliance with standard-specified ranges.
• Grounding Performance Verification: Following full insertion, assess the reliability of contact between pin and receptacle ground terminal, confirming absence of loose connections or grounding deficiencies.
• Test Completion: Withdraw the ground pin gradually; inspect both pin and receptacle terminal for deformation, abrasion, or damage; document all test data including insertion characteristics, force measurements, and contact status.
• Compliance Assessment: Evaluate test results against UL 498 Figure 119.4 requirements to determine receptacle standard compliance.

Application Scenarios
• Batch quality inspection of residential and commercial electrical receptacles in manufacturing facilities, ensuring grounding performance and dimensional accuracy meet UL 498 standards.
• Third-party certification body verification of industrial power socket ground terminal components, providing reliable testing basis for UL certification processes.
• Research and development testing for new receptacle prototypes, assisting engineering teams in optimizing ground terminal designs to meet standard performance requirements.
• Incoming quality control of receptacle components by electrical appliance assembly enterprises, preventing non-compliant ground terminals from entering production systems.
• Periodic safety inspections of in-service receptacles in commercial, residential, and industrial environments, assessing ongoing grounding functionality and compliance.
• Educational demonstrations in electrical engineering and safety testing curricula, illustrating receptacle grounding performance testing methodologies and standard requirements.

SB1622E 4 oz (113 g) Ground Pin According to UL 498 Figure 119.4

Tags：GNGPL-SB1622E , UL 498