Red Seal Neptune 100028-001 Differential Valve Kit 3/4″ & 1″4D Meter O-Ring

The Red Seal Neptune 100028-001 Differential Valve Kit is designed for reliable maintenance and repair of propane, LP gas, natural gas, and refined petroleum product meters. Built with durable industrial-grade components, this kit ensures long-term performance and leak-free operation.Key Features:Genuine Red Seal Neptune OEM KitFits 3/4″ and 1″ 4D meter differential valvesIncludes cover O-ring (Part #100139-007) for a complete sealPrecision-engineered replacement parts to restore valve functionEnsures accurate flow measurement and dependable serviceIdeal for bulk plant fueling systems, LP gas transfer, and petroleum metering applicationsThis kit helps extend the life of your meter assembly by preventing downtime and ensuring accurate performance.

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.

Red Seal Neptune 100028-001 Differential Valve Kit – 3/4″ & 1-1/4″ D Meter

The Red Seal Neptune 100028-001 Differential Valve Kit is a replacement/service kit designed for compatible Neptune meter assemblies. It includes differential valve components and sealing parts used when servicing or rebuilding compatible meter equipment.

Key Features

• Brand: Red Seal / Neptune
• Part Number / MFG #: 100028-001
• Product Type: Differential Valve Repair/Replacement Kit
• Designed for compatible 3/4″ and 1-1/4″ D meter applications
• Includes valve and O-ring/sealing components as pictured
• Intended for maintenance, repair, and replacement of worn meter components
• Replacement-style components designed to help restore proper meter operation
• Suitable for professional, commercial, and industrial meter servicing

Applications

• Neptune / Red Seal compatible meter assemblies
• Meter repair and preventative maintenance
• Differential valve replacement
• Commercial and industrial metering systems
• Replacement of worn valve and sealing components

Package Includes

• 1 × Red Seal Neptune 100028-001 Differential Valve Kit
• Components and O-rings shown in the product image

Important: Please verify part number 100028-001 and compatibility with your specific meter model and size before ordering.