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  • Users: billtati
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  1. billtati

    Blindmate Mil 83513 Connector Accessories?

    I have searched ITT Cannon and Glenair but have been unable to find any hardware for blindmating Micro-D Mil 83513 type connectors. Does anyone have info to share?
  2. billtati

    Metric Fastener Part Numbers

    I work for an aerospace, defense electronics manufacturer. We work with primarily with Imperial/English fasteners (2-56, 4-40, etc.) and due to our industry, we always reference MS or NAS part numbers (MS51957, NAS620, etc.). I would like to know if metric fasteners are detailed in a similar...
  3. billtati

    Neoprene and JP-4 Jet Fuel

    We are in the process of designing an assembly that must use a vibration dampener made of neoprene. This assembly will be used in an aircraft and will be obviously exposed to fuel vapor. I have done a little searching and see that some protective gloves made for handling jet fuel are neoprene...
  4. billtati

    Calculated Moments of Inertia

    I have CAD models and the software I used (Mechanical Desktop) is capable of calculating moments of inertia. However, three different versions are returned; (1)Mass Moments of Inertia (2)Mass Products of Inertia & (3)Principal Mass Moments. The coordinates for (1) are given in Lx, Ly & Lz, for...
  5. billtati

    Drawing approvals

    In our design dept we use several CAD applications. When sending a drawing for approval via our Electronic Document Control System (EDMS) we either send the actual file or an Adobe Acrobat .pdf version. In most cases the engineer approving the drawing does not have access to the software that...
  6. billtati

    Fastener Selection and Part Number Guide

    I am looking to obtain a fastener (screw, nut, washer, etc.) guide that lists not only the applicable dimensions (.086") and sizes (#2-56) but also the aerospace standard part numbers (MS..., NAS..., etc.). I have a few different versions from different companies but none cover the total range...
  7. billtati

    What is Ebonol C?

    My company manufactures electronics rated for space applications. We are considering using a vendor supplied heatsink that has the following finish "Black Ebonol C". I have been unable to find documentation of this finish in regard to any industry standards (MIL, ASTM, etc) that...
  8. billtati

    Tolerance

    Here is the hypothetical. We must drill a hole to mount a feed-thru terminal with a body diamter of .145 +/-.010. The feed-thru must be soldered in with a gap around the body of approximately .005 to ensure good capillary action to flow the solder. Taking into account tolerances, what size hole...

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