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Product information

Reducing bushings & hexagonal nipples – Precise compressed air adapters

High-quality reduction bushings and hexagonal nipples for secure connection of pipes in compressed air and industrial systems. Ideal for flexible operation with internal and external threads.

Product features

  • Suitable for: Pipe connections in compressed air systems; reduction between different BSP thread sizes.
  • Thread type: BSP internal and external threads (internal–external for bushings, external–external for nipples).
  • Material quality: Robust brass body, zinc-plated or nickel-plated – durable & corrosion-resistant.
  • O-ring protection: Optional integrated seal for gas- and liquid-tight connections.
  • Easy installation: Hexagonal body allows tool-free grip and sealing.
  • Areas of application: Compressed air lines, water/hydraulic systems, industrial fittings.

Variant overview

Type Large thread Small thread Thread type
Bushing 3″ (76 mm) 2″ (51 mm) Internal – external
Bushing 2″ (51 mm) 1½" (38 mm) Internal – external
Socket 2″ (51 mm) 1¼″ (32 mm) Internal – External
Socket 1½″ (38 mm) 1″ (25 mm) Internal – external
Socket 1½″ (38 mm) ¾″ (19 mm) Internal – external
Socket 1¼″ (32 mm) 1″ (25 mm) Internal – External
Socket 1″ (25 mm) ¾″ (19 mm) Internal – external
Socket 1″ (25 mm) ½″ (13 mm) Internal – external
Hexagonal nipple 2 External – external
Hexagonal nipple 1 External – External
Hexagonal nipple 1¼″ External – External

Areas of application

These adapters are ideal for:

  • Compressed air distribution systems
  • Installation of fittings and valves
  • Sanitary and hydraulic systems

Technical specifications & download

For detailed dimensions, pressure ratings and material specifications, please refer to the technical data sheet:

Data sheet (PDF)

More information
  • Product number: 2152046
  • Manufacturer: Elcometer
  • Weight: 0.126 kg
  • Length: 130 mm
  • Width: 90 mm
  • Height: 65 mm
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