1-1/4 inch Carbon Steel 401G Gas Press Coupling with Stop Press x Press

1-1/4" Carbon Steel Gas Coupling – Press-to-Press with Integrated Stop

The 1-1/4" Carbon Steel 401G Gas Press Coupling with integrated stop is a precision-engineered fitting designed for press-to-press gas connections. Manufactured from carbon steel and developed for use in fuel gas distribution systems, it delivers reliable sealing integrity in both commercial and residential installations.

Constructed for compatibility with press-fitting tools and designed to streamline assembly, this coupling provides secure mechanical joints that meet stringent performance expectations. The internal stop feature aids alignment and supports accurate insertion depth during installation.

Performance Attributes

• ✅ Engineered Tolerances: Designed to create uniform, compression-sealed joints using standard press systems.
• ✅ Structural Reliability: Formed from robust carbon steel, rated for consistent strength and stability under operating pressures.
• ✅ Stop Feature: Integrated mid-body stop ensures proper pipe positioning, reducing misalignment risk during press cycles.
• ✅ Application Versatility: Approved for use in indoor and outdoor natural gas and propane piping systems.
• ✅ System Integration: Manufactured to interface with standardized gas-rated carbon steel piping systems.

Technical Specifications

• Material: Carbon Steel (per ASTM standards)
• Size: 1-1/4" nominal diameter
• End Connections: Press x Press with internal stop
• Application: Fuel gas (NG, LPG), low to medium pressure systems

Installation Guidance

Use of this coupling requires an approved press tool with compatible jaws. Always verify tool calibration and follow manufacturer-recommended procedures. Ensure pipe ends are properly cut, deburred, and marked for insertion depth. This fitting is intended for installation by licensed professionals in accordance with applicable fuel gas codes.

Application Scope

Typical installations include horizontal and vertical gas distribution lines in multifamily residential, light commercial, and industrial projects. Suitable for retrofit or new construction where flame-free assembly is preferred.

Material Insight

Carbon steel press fittings are valued in gas systems for their high mechanical strength and resistance to deformation under thermal cycling and system pressure variations.

The 1-1/4" Carbon Steel Press Coupling with stop provides a dependable connection point for gas line assemblies. Designed for durability and field-ready integration, it supports a streamlined workflow and code-compliant performance.