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G-Series pipe thread chart (British standard pipe parallel was BSPP & BSPF) and PF-Series pipe thread chart (Japanese pipe parallel).
BSPP G 1/4 : Brith Pipe (BSP) Thread Dimensions and Tolerances. All the relevant data for this tread in one spot.
The most common G 1/4″ threads at WIKA are surely the G 1/4 in accordance with EN 837 or DIN 3852-E. But in addition there are many other pressure connections which are all specified as G 1/4″. For example G 1/4 Ermeto and G 1/4 DIN 3852-A, just to name two.
Assembly Length (Fitting Allowance)..Useful thread beyond the gauge plane on an external thread required to provide an assembly with an internal thread at the upper limit of tolerance. It includes the wrenching allowance.
Connect these fittings to a vacuum cup and compressed air source to create a vacuum generating system. Choose from our selection of G-thread pipe fittings, including metal pipe and pipe fittings, plastic pipe and pipe fittings, and more. In stock and ready to ship.
Fitting Allowance: Length of useful thread beyond the gauge plane of an external thread required to provide for assembly with an internal thread at the upper limit of the tolerance. The fitting allowance is used to calculate the minimum required length for eternal and internal threads.
British Standard Pipe Parallel (BSPP) thread calculator for thread form of Whitworth thread. Calculate dimensions, tolerances and designation for pipe threads for sizes from 1/16 to 6 according to ISO 228 - 1 standard.
