1/2" x 1/4" Brass Multi-Turn Straight Supply Stop

BrassCraft BRPX04X R Multi-Turn Straight Supply Stop, 1/2" x 1/4"

The BrassCraft BRPX04X R is a multi-turn straight supply stop designed for controlling water flow to individual fixtures such as faucets, toilets, or appliances. Featuring a 1/2" PEX inlet and a 1/4" OD compression outlet, this valve offers a compact, durable solution for residential water distribution systems. Its forged brass body construction and machined design ensure long service life in standard pressure and temperature conditions.

Product Features

• Connection Type: 1/2" nominal PEX inlet x 1/4" OD compression outlet
• Operation: Multi-turn configuration for fine water flow control
• Handle: Oval-knurled brass handle with screw attachment, removable for rough-in protection
• Material: Forged brass body for corrosion resistance and mechanical strength
• Application: Point-of-use shutoff for cold or hot water lines

Performance Specifications

• Pressure Rating: 125 PSI maximum working pressure
• Temperature Range: 40°F to 140°F (4°C to 60°C)
• Media: Potable water
• Installation: Designed for use with ASTM F876/F877 PEX tubing and compatible compression fittings
• Compliance: Complies with lead-free requirements per the Safe Drinking Water Act

Installation Notes

This supply stop is intended for use in residential plumbing systems requiring fixture isolation. The multi-turn handle provides gradual shutoff control. Installation should follow all applicable plumbing codes and standards. Use appropriate crimp or clamp connections for PEX inlet. Secure outlet connection with a compatible compression fitting to ensure leak-free operation.

Use in the Field

Ideal for service and replacement work, the BRPX04X R offers straightforward installation and reliable performance under typical domestic water pressure. Its compact profile makes it suitable for confined spaces such as under-sink or behind-appliance installations where point-of-use shutoff is required.