AS9100 Revision C vs Revision D

The biggest change in the AS9100 standard from Rev C to Rev D is the incorporation of ISO 9001:2015, which brings in some necessary processes like identifying the context of the organization, identifying the needs and expectations of interested parties, as well as risk-based thinking at the top level. Additionally, they have brought in aerospace requirements for controlling counterfeit parts and product safety.

For more detail please see the articles: AS9100 Rev D vs. Rev C: What has changed?, https://advisera.com/9100academy/knowledgebase/as9100-rev-d-vs-rev-c-what-has-changed/  and 12 Steps to transition from AS9100 Rev C to Rev D, https://advisera.com/9100academy/knowledgebase/12-steps-to-transition-from-as9100-rev-c-to-rev-d/