A BSPP‑M x BSPP‑M male hex nipple is a precision-engineered pipe fitting designed to connect two female BSPP‑threaded ports or components in a straight-line configuration. It features male British Standard Pipe Parallel (BSPP‑M) threads on both ends and a hexagonal section in the middle for easy tightening or removal with a wrench. The parallel threads are usually sealed with an O-ring or bonded washer, providing a leak-resistant connection suitable for high-pressure applications.
BSPP‑M hex nipples are commonly used in hydraulic, pneumatic, instrumentation, and fluid systems across industries such as oil and gas, chemical processing, power generation, and manufacturing. Their design allows for precise alignment and secure connection between BSPP-threaded components without compromising system integrity.

