Wacker Neuson 5000159377 Fitting 3/8 BSPT-BSPP 90 Elbow

The Wacker Neuson is a genuine OEM Fitting 3/8 BSPT-BSPP 90 Elbow designed for the G25 Generator series, covering Custom T4i, Cold Weather T4i, Extended Run T4i, Mobile, Skid Mounted, and 600 Volt Switchable configurations. Sourced directly through Wacker Neuson's authorized parts program, this elbow fitting carries the same specifications as the original component installed at the factory. It is a direct-replacement part for all listed G25 variants, so there is no guesswork when it comes to thread compatibility or port alignment. If your G25 generator is showing signs of a fluid or air leak at a 90-degree connection point, part number is the correct OEM solution.

Key Features

• OEM Thread-Form Accuracy — Machined to the correct BSPT male and BSPP female thread profiles, ensuring a pressure-tight seal without thread-form mismatch or cross-threading risk.
• 90-Degree Routing in Tight Spaces — The elbow configuration redirects line routing at a right angle, allowing proper hose or pipe placement in confined generator enclosures without forcing or kinking.
• Broad G25 Series Coverage — Compatible across Custom T4i, Cold Weather T4i, Extended Run T4i, Mobile, Skid Mounted, Mobile Generator Skid Mounted, and Switchable 600 Volt T4i G25 generator configurations.
• Leak-Free Connection Under Operating Pressure — A failed or corroded elbow fitting can cause fluid loss, pressure drop, or system contamination; this genuine OEM part restores a sealed, spec-correct connection.
• Genuine Wacker Neuson OEM Part — Produced to the same material and dimensional tolerances as the original, ensuring the fitting performs correctly within the G25's fluid or air circuit.

A BSPT-to-BSPP 90-degree elbow fitting serves as a threaded connector that changes the direction of a fluid or air line by 90 degrees while transitioning between a tapered BSPT male thread and a parallel BSPP female thread. The tapered thread creates a mechanical seal as it engages, while the parallel thread accepts a mating fitting with a face or compound seal. In a portable generator like the G25, these fittings are commonly used in fuel, oil, or coolant circuits where straight-line routing is not possible due to enclosure geometry. When this fitting cracks, corrodes, or strips, the circuit loses its sealed connection — resulting in leaks, pressure loss, or potential fluid contamination that can interrupt generator operation.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

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