Browse Standards ARP688A
Historical REAFFIRMED 2012-10-23

Reusable Lock for Spanner Nuts ARP688A

This aerospace recommended practice is applicable to the design of a reusable locking device for cylindrical nuts which are generally tightened with a spanner wrench. Nuts of this type are commonly used to pre-load, and/or position, anti-friction bearings.
ARP688B
2018-04-28
Latest
Stabilized
ARP688A
2012-10-23
Historical
Reaffirmed
ARP688
1995-05-01
Historical
Reaffirmed

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