1 Is a formally documented system used to select suppliers through advance evaluation or by review of quality performance? (Verify an Approved suppliers list?)
2 Are purchase orders to suppliers reviewed for completeness, quality requirements and all applicable specifications prior to release?
3 Does the Supplier have adequate controls to assure incoming material conformance to specification by in-house testing or by external test labs?
4 Are adequate Incoming Inspection Records maintained?
5 Are there adequate written inspection instructions provided?
6 Does the Supplier have a system for verification, storage, reporting, and maintenance of materials?
7 Does a supplier rating system exist which includes quality and on-time delivery performance for a designated period of time (i.e. monthly performance reports)?
8 Are certification and quality system audits performed on suppliers?
9 Is there a formal supplier corrective action system in place?
10 Do documented procedures exist for purchased material requirements and is there a system to inform suppliers of these requirements or requirement changes?
11 Is there a part-specific, documented procedure for Incoming Inspection?
12 Are sampling plans traceable to proven methods? (risk factor based on application, type of part, criticality, sample size, frequency, etc)