1/2” High Pressure Rubber Gaskets

1/2” high-pressure rubber gaskets for HVAC hoses and adapters. Reliable sealing for refrigerant lines using R410A, R22, R134a, R32, and more.

The HCPRO HCRHG12 1/2” Rubber High-Pressure Gaskets are heavy-duty HVAC sealing rings designed for use in charging hoses, manifold gauges, adapters, and recovery equipment. Constructed from durable, oil-resistant rubber, these gaskets provide a tight, leak-proof seal in high-pressure refrigerant environments.

Perfect for technicians servicing systems that use R410A, R134a, R22, and R32, these 1/2" SAE flare gaskets fit most standard HVAC hose ends and adapter ports. Whether you're working on mini split systems, VRF units, or residential and commercial AC, these rubber gaskets help prevent refrigerant leaks, maintain pressure, and extend equipment life.

An essential item for any HVAC tool kit, these gaskets are built to withstand oil, pressure, vibration, and repeated use in demanding service conditions.

• ✅ 1/2” Rubber Gaskets – Seal high-pressure refrigerant lines with a secure fit

• ✅ Compatible with SAE Flare Fittings – Designed for standard HVAC hose and adapter ports

• ✅ Leak-Resistant HVAC Seals – Prevent refrigerant loss during charging and recovery

• ✅ Works with R410A, R134a, R22, R32 – Supports all major refrigerants used in AC systems

• ✅ Durable Oil-Resistant Rubber – Built to last through repeated service cycles

• ✅ Ideal for Mini Split, VRF & Central HVAC Systems – Trusted by HVAC professionals

Premium Material & Design

Crafted from high-grade elastomer rubber, the HCRHG12 gaskets maintain an airtight seal under extreme temperatures (–40 °F to 250 °F), ensuring durability and longevity. longevity. Their precision-machined brass core depressors engage Schrader valves flawlessly, preventing leaks and optimizing system performance.

Universal Compatibility

• Fits all standard 1/2″ SAE hoses, adapters, and fittings for HVAC, refrigeration, automotive, and industrial applications.
• Available in convenient packs of 10 or 100, allowing technicians to stock up and reduce downtime.

Easy Installation & Reliability

• Flexible design ensures quick, hassle-free installation without special tools.
• Leak-proof sealing prevents refrigerant loss, improving system efficiency and reducing service costs.

Seal the Deal with HCPRO – Say Goodbye to Leaks and Hello to Perfect Connections! Key Features:

• Premium Quality Material: Designed for durability and high-performance sealing in HVAC and refrigeration systems.
• Universal Fit: Compatible with all standard 1/2” hoses, adapters, and fittings.
• Leak-Proof Design: Prevents refrigerant loss and ensures system efficiency.
• Easy Installation: Flexible design for quick and hassle-free installation.
• Temperature Resilience: Handles extreme temperature fluctuations without losing integrity.
• Professional Grade: Trusted by HVAC professionals for reliability and durability.

- Model Number: HCRHG12
- Material: High-Grade Elastomer Rubber
- Diameter: 1/2 inch (standard size)
- Compatibility: Hoses, adapters, and fittings with 1/2” connections
- Temperature Range: -40°F to 250°F (-40°C to 121°C)
- Package Quantity: 10 or 100 gaskets per-pack
- Use Case: HVAC and refrigeration systems, automotive applications, and other industrial setups requiring a reliable seal

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