The 4MJ-3MB STR fitting by Fittings Unlimited Inc is a high-quality 4" NPT fitting designed for reliable connections in various applications. Constructed from durable materials, this fitting ensures longevity and performance under pressure. Its design allows for easy installation and compatibility with different systems, making it ideal for both commercial and industrial use. The fitting is rated for high-pressure environments, ensuring a secure fit that minimizes leaks. Perfect for hydraulic systems, the 4MJ-3MB STR is a must-have for any professional looking to enhance their piping solutions.