Certificate of RegistrationThis certifies that the Quality Management System of

Vacuum Process Engineering, Inc.110 Commerce Circle

Sacramento, California, 95815, United States

has been assessed by NSF-ISR and found to be in conformance to the following standard(s):

AS9100D with ISO 9001:2015*Audited in accordance with AS9104/1:2012 Requirements for Aviation, Space, and Defense Quality Management System Certification Programs.

NSF-ISR is accredited under the Americas Aerospace Quality Group Registration Management Committee.

Scope of Registration:Campus: (Central Office) Engineering, Research & Development of Vacuum

Brazing, Thermal Processing, Diffusion Bonding, Vacuum Coating and Precision Machining.

Tom Chestnut,Sr Vice President - ISR, NSF-ISR, Ltd.

Page 1 of 2

Certificate Number: C0097795-AS8Certificate Decision/Re-Issue Date: 28-JAN-2020Certificate Issue Date: 06-FEB-2020Expiration Date *: 05-FEB-2023

This Annex is only Valid in connection with the above-mentioned certificate issued by NSF-ISRPage 2 of 2

ANNEX PAGE FOR CERTIFICATE REGISTRATION NUMBER C0097795-AS8

CERTIFICATE DECISION/RE-ISSUE DATE: 28-JAN-2020CERTIFICATE EXPIRATION DATE: 05-FEB-2023

Vacuum Process Engineering, Inc.110 Commerce Circle

Sacramento, California, 95815, United States

Remote Location: Vacuum Process Engineering, Inc.

150 Commerce CircleSacramento, California, 95815, United States

Scope:Machining, Warehouse and Storage

Remote Location: Vacuum Process Engineering, Inc.

190 Commerce Circle Sacramento, California, 95815, United States

Scope:Manufacturing