SAE AS3566B-2024
NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNS G41300 OR UNS G43400, UNJ 16 PITCH THREAD FORM

Introduction: NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNS G41300 OR UNS G43400, UNJ 16 PITCH THREAD FORM AS3566™ REV. B

This standard specifies self-locking castellated nuts with prevailing torque for aerospace applications. These nuts are made from materials UNS G41300 or UNS G43400 and have a thread form of UNJ 16 pitch. The document provides dimensions, weights, and part numbers for various sizes ranging from AS3566-25 to AS3566-48, suitable for use in aerospace systems requiring secure fastening solutions.

SAE AS3566B-2024 history

2024 SAE AS3566B-2024 NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNS G41300 OR UNS G43400, UNJ 16 PITCH THREAD FORM
2018 SAE AS3566A-2018 NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNS G41300 OR UNS G43400, UNJ 16 PITCH THREAD FORM
2013 SAE AS3566A-2013 NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNS G41300 OR UNS G43400, UNJ 16 PITCH THREAD FORM
2006 SAE AS3566-2006 NUT, SELF-LOCKING, CASTELLATED, PREVAILING TORQUE, UNJ 16 PITCH THREAD FORM
1997 SAE AS3566-1997 Nut@ Self-Locking@ Castellated@ Prevailing Torque@ UNJ 16 Pitch Thread Form (FSC 5310)