Overview
The Milbank A7516 meter socket hub is a heavy-duty aluminum conduit hub sized for 1-1/2″ NPT applications. Designed for use with small RL opening meter sockets, this component provides a secure mounting interface between conduit and metering equipment. Each unit ships with four stainless steel hub screws for fast installation. This box of 10 units is ideal for bulk electrical projects, meter installations, and utility upgrades.
Key Features
- Aluminum construction: Lightweight, corrosion-resistant material rated for NEMA 3R outdoor and wet environments
- 1-1/2″ NPT thread: Fits standard 1-1/2″ conduit connections on small RL opening meter bases
- Screw mount design: Threaded mounting holes for quick and secure installation
- Includes hardware: Four hub screws per unit supplied
- UL listed: Meets UL safety standards for electrical metering applications
- Bulk box of 10: Economical for contractors and electrical distributors
Technical Specifications
- Conduit Size: 1-1/2″ NPT
- Material: Aluminum, painted/unpainted finish available
- Mounting Method: Screw mount (threaded)
- Mounting Holes: 4
- Dimensions: 3.296″ L × 3.296″ W × 1.156″ H
- Weight per unit: 0.27 lb
- Enclosure Type: NEMA 3R
- Certification: UL listed
- Quantity per Box: 10 units
- Compatible Models: Small RL opening meter sockets
Typical Applications
- Residential and commercial meter base installations
- Electrical utility metering equipment
- Distribution panel conduit connections
- Overhead and underground meter socket assemblies
- Bulk installation projects and electrical contractor stock
Compatibility & Replacements
Compatible With
- Small RL opening meter sockets
- 1-1/2″ NPT conduit systems
- Milbank meter socket assemblies
- Standard electrical enclosures and distribution boxes
Replaces / Drop-In Replacement For
- Original equipment Milbank A7516 hubs in existing installations
- Generic 1-1/2″ meter socket hubs in small RL opening applications
Works With
- 1-1/2″ NPT-threaded conduit and connectors
- Stainless steel or zinc-plated mounting hardware
- NEMA 3R-rated metering enclosures
- Utility-grade meter base systems






