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Follow the NPT/NPTF guidelines for their application. In general, tapered thread connections have the following limitations which should be considered when specifying port
Pre-set Using the Fitting Body or Hardened Pre-assembly Tool. Pre-setting with the fitting body is only recommended for steel and copper tubes. For frequent pre-setting, stainless steel tube and hose standpipe fittings, a hardened pre-assembly tool (VOMO) is strongly recommended (see Fig. T40).
Parker offers the ISO 6149 male stud end, shown in Fig. G7, on several tube fitting products including: Seal-Lok, Triple-Lok, EO, EO-2, Conversion Adapters, Plugs, etc. This port, utilizes metric parallel threads for mechanical holding power and a sealing method similar to the proven SAE Straight Thread O-ring port.
ASME B1.20.1 and SAE AS71051. Burr-free internal surfaces. Shaped fittings are manufactured from forgings. Smooth thread flanks provide and minimize galling. ... (Swagelok RP fittings) ISO 1179-4, ISO 228-1 Threads with Stud Ends for general use only with metal-to-metal sealing (type B) or pressure testing ...
against the fitting body on the tubing outside diameter. As the nut is turned, the back ferrule: axially advances the front ferrule radially applies an effective tube grip. Advanced-Geometry, Hinging-Colleting Back Ferrule Design This design is standard on all 1/4 to 1 in. and 6 to 25 mm Swagelok stainless steel tube fittings to help
G-Series pipe thread chart (British standard pipe parallel was BSPP & BSPF) and PF-Series pipe thread chart (Japanese pipe parallel).
G 1/4" Female (ISO 1179): ie. G 1/4" Male Thread G 1/8" G 1/4" G 3/8" G 1/2" G 3/4" Female Thread G 1/8" G 1/4" G 3/8" G 1/2" G 3/4" 9.6 13.0 16.5 20.8 26.3 8.75 11.8 15.25 19.0 24.5 8.0 10.0 10.0 12.0 12.0 7.4 11.0 11.4 15.0 16.3 NPT THREAD CONNECTION . part TUBE Male Pi L ø-rl Ll Size 0.18 028 . Title: filete
