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  1. SteveKxxx

    37 degree fitting compatability - aircraft vs. commercial

    Found an old Parker catalog with the following information: "4300 Catalog" "SAE Straight Thread Connector Use in MS33649" "SAE straight thread connectors, such as Parker F50X, need a special hex chamfer of 35° to a controlled diameter to function properly in MS33649 port. In the past, when...
  2. SteveKxxx

    37 degree fitting compatability - aircraft vs. commercial

    Thank you Wil and Terry for your replies. No, I don't intend to install commercial tube fittings on an aircraft! I'm designing equipment for ground testing and it will never fly. The company I work for builds airborne equipment and our development machine shop has the tools for boring and...
  3. SteveKxxx

    37 degree fitting compatability - aircraft vs. commercial

    Many commercial 37 degree flared tube fittings are available that meet SAE J514 standards and fit SAE J1926-1 straight thread ports. How are these fittings compatible with tube fittings that meet SAE AS4395 and fit AS5202 straight thread ports (for example SAE AS5174, union.) I know that the...
  4. SteveKxxx

    Need to gear-up shaft RPM 1:3, Reverse Reduction Drive?

    Every gearbox that I've worked with in the past has been a reduction drive. I haven't had the need (until now) to increase the RPM's from the motor shaft. I need to move a screw (with a .2 lead) at the rate of 15 inches per second. The Compumotor MPP1428Q41 meets my torque requirements if I...

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