1" G Thread British BSPP Male to 1 1/4" NPT Female Adapter – Lead-Free Brass Plumbing Fitting

The 1" G Thread British BSPP Male to 1 1/4" NPT Female Adapter is engineered for efficient and secure conversions between British BSPP and imperial NPT thread systems. Made from lead-free brass, this plumbing fitting is ideal for applications that demand both durability and compliance with safety standards, including residential plumbing, hydraulic systems, and industrial setups.

Designed with precision, this adapter features a parallel BSPP male thread and a slightly tapered NPT female thread for a dependable, leak-resistant seal under high-pressure conditions.

Key Features

• British BSPP to Imperial Compatibility
  Converts 1" BSPP (G Thread) male to 1 1/4" NPT female threads, supporting cross-system connectivity.
• Lead-Free Brass Construction
  Resistant to corrosion, safe for potable water use, and built to last in demanding environments.
• Quick Installation
  Screw-in design simplifies the installation process for professionals and DIY users alike.
• High-Performance Sealing
  Engineered threads deliver a reliable seal without the need for extra sealing compounds.

Product Specifications

• Size: 1" Male BSPP (G Thread) to 1 1/4" Female NPT
• Material: Lead-Free Brass
• Max Pressure: 230 PSI
• Temperature Range: -65°F to +250°F (-53°C to +121°C)
• Installation Method: Screw-In
• Item Weight: 16 oz
• Dimensions: 1.25 x 1.5 x 1.5 inches
• Finish: Brass
• Measurement System: British BSPP and Inch
• MPN: CSSL56161955

Package Includes

• 1 x BSPP Male to NPT Female Adapter

Why Choose This Adapter?

This 1" G Thread British BSPP to 1 1/4" NPT Adapter provides reliable, high-pressure performance with easy installation. It’s perfect for plumbing pros, contractors, or anyone needing a high-quality, lead-free brass fitting for secure connections between British BSPP and inch-based systems.