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Fasteners • Electronic Hardware • Design Solutions

Quality Assurance

ISO 9001:2015 and AS9100 Aerospace Compliant

ISO 9001:2015 + AS9100 Aerospace

ISO 9001:2015 sets out the criteria for a quality management system and is the only standard in the family of International Standards that a company can be certified to (although this is not a requirement). It can be used by any organization, large or small, regardless of its field of activity. In fact ISO 9001:2015 is implemented by over one million companies and organizations in over 170 countries. This standard is based on a number of quality management principles including a strong customer focus, the motivation and implication of top management, the process approach and continual improvement. Using ISO 9001:2015 helps Tower Fasteners ensure that customers get consistent, good quality products and services, which in turn brings many business benefits. AS9100 was developed by the International Aerospace Quality Group (IAQG) in response to increasing demands for additional requirements that address MRO-specific concerns on safety, reliability, and airworthiness. AS9100 provides additional criteria for the maintenance and repair of private, commercial and military aircraft.
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RoHs Compliant


RoHS: European Directive 2015/863 RoHS-3the Restriction of Hazardous Substances (RoHS) has been instituted by the European Union stating that new electrical and electronic equipment cannot contain the following restricted materials: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls ether (PBB) and polybrominated diphenyl ether (PBDE). Tower Fasteners is committed to supplying RoHS compliant product when requested. All that is required is that it be mentioned to your Tower customer service representative at your initial contact. Please contact Tower for additional details.

Quality Policy

Tower Fasteners is committed to providing our customers with defect free products that comply with all applicable standards and to provide these products in a timely and efficient manner. Our commitment to quality begins with our supply base which is monitored by a series of critical measurements and clear and concise communications.

We have established our QMS in accordance with the requirements of ISO 9001:2015 and AS9100D. Other quality requirements may be established as required by our customer or in accordance with the products and services that we provide.

In support of this policy we subscribe to continuous improvement. In order to gain efficiencies, we will use the metrics derived from our Quality Management System to improve our processes, ensure that an adequate framework of quality is being met and adopt a consistent review of our Quality Objectives.

The owners, management and staff of Tower Fasteners are committed to the success and improvement of our quality management system. Resources, training and facilities will be made available as necessary to ensure its success and use throughout the company.

We are committed to:

  • Defect free products
  • On time delivery
  • Customer satisfaction
  • Continuous improvement
  • Risk management
  • Relationship building


From Engineering Assistance to Inventory Management Programs, Tower’s services perfectly complement our product offerings.


Tower offers an extensive library of online resources with volumes of product information and specifications available.