4 Pack Industrial M Style Air Compressor Quick Connect Coupler, 3/8" NPT Female

4 Pack Of Steel Industrial M Style Air Compressor Quick Coupler 3/8" Female NPT Threads This 4 pack of steel industrial-style quick couplers are built tough for heavy-duty air applications, featuring 3/8" female NPT threads (note: 3/8" NPT measures approximately 5/8" in diameter). Designed to fit Milton Type M-series 1/4" body plugs, this is the most common and widely used coupler style in the market. Constructed from hardened steel, these couplers are ideal for high-wear environments where durability matters. Unlike brass, steel resists marring and holds up better under frequent connecting and disconnecting. This model also features 6 internal ball bearings for a more secure, tighter grip on the plug—helping extend the service life of the couplers under demanding use. Features: 4 Pack Standard 3/8" Female NPT Thread (note: 3/8" NPT measures approximately 5/8" in diameter) Industrial Style / Type M-Series compatible Made from durable hardened steel for superior wear resistance 6-ball bearing design for a stronger, more secure connection Ideal for high-use, high-impact air tool setups Compatible with standard industrial M style 1/4" body plugs (see reference photo for verification) You will receive 4 couplers with this purchase. Compatibility Note: Please review the attached photo of a compatible plug to confirm the style matches your existing setup. This is the most widely used air coupler style in the market, making it a reliable choice for your system.At Tacc Air, we're always here to help! With over 20 years of experience, we take pride in offering top-notch customer service and expert guidance. Feel free to reach out to us through the eBay message system for any product support or questions – we're ready and happy to assist you every step of the way! -Ships From USA-