Rothenberger 1500005014 O-Ring Assortment, 419 Pieces, 32 Sizes, NBR, for Refrigeration & Air Conditioning

HVAC/R technicians servicing refrigeration and air conditioning systems will find this O-ring assortment indispensable. It provides a comprehensive selection of NBR seals for static and dynamic applications, compatible with common refrigerants such as R134a, R410A, and R407C. The 419-piece kit covers 32 different sizes, all organized in a reusable plastic box with compartments for quick identification.

Key specifications

• Material: NBR (Nitrile Butadiene Rubber)
• Total O-rings: 419 pieces
• Number of sizes: 32
• Refrigerant compatibility: R134a, R410A, R407C and similar
• Temperature range: -30°C to +100°C
• Shore hardness: 70 Shore A
• Color: Black
• Resistance: Oils, greases, non-polar solvents
• Storage: Reusable plastic assortment box

Why choose it

The assortment covers the most common sizes needed for HVAC/R service, reducing downtime and the need for multiple individual purchases. The NBR material offers high resistance to aging and wear, ensuring reliable sealing performance over time.

Ideal use cases

• Sealing connections in refrigeration circuits
• Replacing worn O-rings in air conditioning service valves
• Maintenance and repair of HVAC/R equipment

Good to know

The O-rings are suitable for both static and dynamic seals, and the organized box helps keep the workplace tidy and efficient.