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  • Users: MJJones
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  1. MJJones

    Stainless Screws w/ mag driver - alternative?

    Hello all - I use magnetic bolt drivers to fasten screws on a production line, but just recently switched to stainless screws. Magnetic bits + Stainless = big mess. Does anyone know of a solution to secure hex-head screws to a driver without using magnets? McMaster has Posi-Grip handhelds, but...
  2. MJJones

    Waterproof seals

    Doing research on underwater electrical connectors - interfacing to a product underwater. Anyone know of good manufacturers/resources?
  3. MJJones

    74C02 replacement - Quad NOR to 15V!

    Anyone know of a replacement for the obsolete 74C02? All the new components I've found are limited to 5V in, but my controller (sustaining an old design) pulls up to 15V. Any ideas? Thanks in advance!
  4. MJJones

    Cavity fluid pressure - thermal expansion

    Given an oil-filled cavity that is heated, how can I find the oil pressure after thermal expansion? I have CTE and original/ending volumes, just don't remember hwo to calculate pressure on the seal....trying to calculate whether seal with break.

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