Questions and Answers
Updated
A PDF document (126 KB) attached to HPG Vaporizer Fan Shroud Smooth Grating, from the National Aeronautics and Space Administration. Due Nov 6, 2026, 4:00 PM (UTC-6).
File name: Questions and Answers.pdf
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Questions and Answers
1. Please let me know is this material should be Domestic/DFAR or if Imported would work for this project? Material must conform to the Buy America Act. 2. The SOW does not state bearing bar spacing or construction. Please confirm that standard 19-W-4 spacing (1-3/16" bearing bar centers, cross bars at 4") in swaged construction is acceptable, and that 6063-T6 aluminum meets "6063-T52 or equivalent." Standard 19-W-4 spacing is acceptable. 6063-T6 and 6063-T52 aluminum are acceptable.
3. Bearing bar spacing (center-to-center). Standard 19-W-4 spacing is required. 4. Cross bar spacing (center-to-center). Standard 19-W-4 spacing is required. 5. Could you please let us know the spacing you need? If there's a standard you normally follow (for example 1-3/16" or 1-1/2" on center), just send us the numbers and we'll take care of the rest. Standard 19-W-4 spacing is required. 6. I saw the SOW, but have not show the opening, it will influence the o er, so pls advise. I do not understand this question, but I think it is referring to grating spacing. Standard 19-W-4 spacing is required.
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