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Seagate Desktop HDD 4TB Teardown Summary

Whenever possible and with seldom reparability, replacement of removal fasteners with semi- to permanent ones is a very beneficial and economical practice that could also save in assembly procedures (e.g. no tapping required), as is the case with PEM® TackSert® fasteners.
– The PEM snap-in fastener could eliminate the risk of malfunctioning of the HDD, by providing more controllable and sufficient compressive forces to the assembly, unlike the screw-tightening scenario.
– Below are certain alternatives featuring several PEM® fasteners that can help achieve better functionality and cost savings.

Alternative PEM® Solutions:
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TackSert® Fasteners

TK4s (stainless steel TackSert® fasteners) eliminate tapped holes and high
profile screw heads, also providing a much lighter and cost saving solution.

microPEM® Screws

PEM® can also provide all the fasteners encountered in this teardown, always at the highest quality.
We also offer a variety of micro-screws where the smallest thread code is M0.8 and the shortest length is 1 mm.


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