AYMC000220 A 3/4-inch nose piece gasket designed for use w (...)

The Mc.Donald® 4139-340 is a 3/4-inch nose piece gasket specifically engineered for use with the 14-2NG expander tool. Constructed for a secure and leak-resistant fit, this gasket ensures proper sealing during expansion operations in gas or water service installations. Built to maintain integrity under pressure, it helps preserve tool performance and connection reliability over time.

Manufacturer: A.Y. McDonald Mfg. Co

Product Features

• Size: 3/4 inch
• Component: Nose piece gasket
• Compatible with Mc.Donald® 14-2NG expander
• Provides secure seal during expansion
• Durable construction for long-lasting performance
• Easy to replace and install

Product Attributes

Availability