
What the Specifications Cover
The Workmanship Specifications document defines the quality, finish, marking, identification, packaging, and documentation requirements that apply to materials, parts, and sub-contracted work delivered to JD Machine. Suppliers and sub-contractors are expected to meet these specifications on every shipment, unless a specific deviation is documented and approved on the applicable purchase order.
The document supports JDM's AS9100D, ISO 9001:2015, and CMMC Level 2 quality and cybersecurity systems, and reflects the requirements that flow down from the regulated end-customer programs JDM serves across aerospace, defense, space exploration, medical, and energy industries.

The Workmanship Standards, Online
The online standards are the canonical version, maintained by JD Machine's quality team. Suppliers always see the current revision — no document to request or re-send.
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New Supplier Application
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Start the New Supplier ApplicationTerms and Conditions
Purchase order terms, payment terms, and the operational conditions that govern the buyer-supplier relationship with JD Machine.
View Terms and ConditionsExisting Supplier Resources
Workmanship standards, purchase order terms, and the Purchasing team contact, in one place.
Back to Existing Supplier ResourcesFrequently Asked Questions
What do JD Machine's Workmanship Specifications cover?
The document defines the quality, finish, marking, identification, packaging, and documentation requirements that apply to materials, parts, and sub-contracted work delivered to JD Machine. It supports JDM's AS9100D, ISO 9001:2015, and CMMC Level 2 quality and cybersecurity systems.
Which revision of the Workmanship Specifications applies to my purchase order?
The version distributed with an active purchase order supersedes any earlier version a supplier may have on file. Check this page for the current revision, or contact to confirm the revision in effect on a specific purchase order.
Can a supplier deviate from the Workmanship Specifications?
Only when a specific deviation is documented and approved on the applicable purchase order. Otherwise, suppliers and sub-contractors are expected to meet the specifications on every shipment.
Why do the Workmanship Specifications matter for regulated programs?
The requirements flow down from the regulated end-customer programs JD Machine serves across aerospace, defense, space exploration, medical, and energy industries — supplier workmanship directly supports JDM's AS9100D and ISO 9001:2015 registrations.
Questions About the Specifications
For clarification on specific requirements in the Workmanship Specifications, or for questions about how the specifications apply to a particular purchase order, contact JD Machine's Purchasing team by email or by phone during business hours.
(801) 782-4394
