How to Eliminate Unnecessary Special Fasteners
Many "specials" differ from a standard part only by an unneeded length, finish or tolerance. Converting them cuts cost, lead time and inventory.
Where specials come from
| Cause | Standard alternative |
|---|---|
| Odd length | Nearest standard length |
| Unique finish | Standard finish meeting the requirement |
| Tight tolerance not needed | Standard product tolerance |
| Legacy design | Current standard equivalent |
| Custom head marking | Standard marking plus label |
These tables carry the same figures as the printed sheet below.
The printed sheet
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Text version of this sheet
How to eliminate unnecessary special fasteners
What it is
AT A GLANCE
Many "specials" differ from a standard part only by an unneeded length, finish or tolerance. Converting
them cuts cost, lead time and inventory.
$
Every special you remove saves money
Where specials come from
Cause
Standard alternative
Odd length
Nearest standard length
Unique finish
Standard finish meeting the requirement
Tight tolerance not needed
Standard product tolerance
Legacy design
Current standard equivalent
Custom head marking
Standard marking plus label
Key points
Any change must go through engineering approval and change control.
Governing standards: Value engineering practice. 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-29CBF1 · thefastenerapp.com/fastener-guide/specification-control/how-to-eliminate-unnecessary-special-fasteners · © The Fastener App. Reference only — verify the current governing standard, drawing and manufacturer data before specifying or installing.
