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Questions tagged [fastening]

Questions regarding devices used to keep items in one place.

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21 votes
1 answer
3k views

What was so hard about the washer nuts on the JWST?

In a YouTube "Short", Dr. Becky explains that a problem with ten washer nuts wound up adding 800 days and $800 million to the JWST. The problem is that they came loose in the shake test, and ...
Greg's user avatar
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6 votes
1 answer
2k views

Saturn V and STS holding to launch pad mechanism

In this question on quora, the first answer mentions that for Space Shuttle launches they changed the holding mechanism to explosive bolts from the clamps used to hold the Saturn V. The video links ...
zephyr0110's user avatar
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7 votes
1 answer
603 views

What was the preferred method of holding things down in Apollo?

The Apollo space capsules had a ton of velocity changes - from liftoff, to separations, to reentry to splashdown, there were a lot of sporadic movements. The capsules also needed to carry things that ...
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