Increasing MNPT x Barb Adapter – 3/4 in MNPT x 1 in Barb (Model MA75‑100NL)

The MA75‑100NL 3/4‑Inch MNPT x 1‑Inch Barb Increasing Adapter is a durable transition fitting designed to connect smaller threaded pipe connections to larger flexible hose or tubing. Commonly used in well systems, irrigation, pump installations, and utility water applications, this adapter provides a secure, leak‑resistant increase in line size while maintaining reliable system performance.

Manufactured from solid brass, the MA75‑100NL offers excellent corrosion resistance, mechanical strength, and long service life. The male NPT threaded end ensures a dependable connection to standard female pipe fittings, while the larger hose barb securely grips flexible tubing when properly clamped, making it ideal for mixed‑material plumbing systems.

Key Features

• Solid Brass Construction
  Provides strength, corrosion resistance, and long‑term durability.

• Increasing Adapter Design
  Transitions from a 3/4‑inch threaded connection to a 1‑inch hose barb.

• 3/4‑Inch Male NPT Threads
  Compatible with standard 3/4‑inch female NPT fittings.

• 1‑Inch Hose Barb Outlet
  Designed to securely retain flexible poly or plastic tubing with a hose clamp.

• Leak‑Resistant Performance
  Precision‑machined threads and barb geometry support reliable sealing.

• Versatile System Compatibility
  Suitable for residential, agricultural, and light commercial water systems.

Product Description

The MA75‑100NL Brass MNPT x Barb Increasing Adapter is engineered to provide a dependable size transition where system requirements call for increased flow capacity or larger discharge tubing. The male NPT end threads smoothly into compatible fittings, pumps, or valves, while the 1‑inch barb allows for secure attachment of flexible tubing.

Its brass construction resists rust, corrosion, and mineral buildup, making it suitable for underground, outdoor, or damp environments. The increasing design helps support higher flow rates while maintaining a compact, efficient system layout.

This adapter is commonly used in pump discharge lines, yard hydrant connections, irrigation systems, and general plumbing installations where flexible tubing must be connected to threaded components of a smaller size.

Manufacturer Specifications

• Product Type: Increasing threaded x barb adapter
• Model Number: MA75‑100NL
• Connection Sizes: 3/4 inch MNPT x 1 inch barb
• Connection Style: Male NPT x hose barb
• Material: Brass
• Installation Method: Threaded connection with hose clamp on barb end
• Application Media: Water and compatible fluids
• Use Location: Indoor or outdoor installations
• Design Purpose: Transition from threaded pipe to larger flexible tubing

Recommended Applications

• Well and pump system connections
• Irrigation and sprinkler systems
• Yard hydrant plumbing
• Agricultural and farm water lines
• Utility and service water distribution
• System upgrades requiring increased flow capacity
• Replacement of worn or mismatched adapters

Why Choose Model MA75‑100NL

The MA75‑100NL 3/4 in MNPT x 1 in Barb Increasing Adapter delivers dependable performance, durable brass construction, and efficient size transition for water system applications. Its reliable sealing surfaces and corrosion‑resistant materials make it a trusted choice for professionals and maintenance users who require secure, long‑lasting pipe‑to‑hose connections.