We’re the manufacturer of our aluminum half couplings ✔ Backup Battery for Power Loss ✔ Warranty Covers 3 Years of Use 🛒 Exclusive Deal on Automotive Alarm Systems!
We’re the manufacturer of our aluminum half couplings. We machine them in-house on our own CNC lathes using USA 6061-T6 bar stock.
Boyd aluminum Half couplings thread profile conform to ASME B1.20.1 and meet or exceed SCH 40 wall thickness for 150# rating. Dimensionally our half couplings are very comparable to ones that you purchase from industrial supply houses or foundries.
Boyd half couplings are sold Individually and usually stocked by the thousands. If for some reason we don’t have it immediately available we can meet whatever your needs are within 2 weeks. If you have the time to wait, go ahead and put your order and in the notes section let us know that you can wait or to split the shipment.
NPT Fitting Sizes are based on the “PIPE” that would typically thread into these couplings. Utilize the Chart below to find the proper size match.
Its important to understand that both the Male and Female NPT fitting has a 1.8 DEG taper applied to the thread. This t









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