Nonconforming Material Disposition
Nonconforming fasteners are segregated and reviewed, usually by a material review board (MRB), which decides their disposition.
Disposition options
| Option | Meaning |
|---|---|
| Use as is | Accept with engineering approval (deviation) |
| Rework | Bring into full conformance |
| Repair | Make usable but not fully conforming (needs approval) |
| Return to vendor | Supplier replaces or credits |
| Scrap | Destroy so it cannot re-enter stock |
Governing standards: ISO 9001; AS9100. Editions shown are the latest confirmed as of September 2026. The drawing and the governing standard always take precedence over this sheet.
These tables carry the same figures as the printed sheet below.
The printed sheet

See an error on this sheet?
Tell us what is wrong.
Text version of this sheet
Nonconforming material disposition
What it is
AT A GLANCE
Nonconforming fasteners are segregated and reviewed, usually by a material review board (MRB),
which decides their disposition.
MRB
Decide what happens to bad parts
Disposition options
Option
Meaning
Use as is
Accept with engineering approval (deviation)
Rework
Bring into full conformance
Repair
Make usable but not fully conforming (needs approval)
Return to vendor
Supplier replaces or credits
Scrap
Destroy so it cannot re-enter stock
Governing standards: ISO 9001; AS9100. Editions shown are the latest confirmed as of September 2026. The drawing and the governing standard always take precedence over this
sheet.
torquing any fastener. Verify the current governing standard, project documents, OEM requirements, size, thread, coating and lot certification. To the fullest extent permitted by law, The Fastener App disclaims liability
arising from reliance on this reference.
Fastener Guide reference FG-03521B · thefastenerapp.com/fastener-guide/quality-traceability/nonconforming-material-disposition · © The Fastener App. Reference only — verify the current governing standard, drawing and manufacturer data before specifying or installing.

























