Standard vs Special Fasteners
A standard fastener is made to a published standard and stocked widely. A special is made to a drawing: longer lead time, minimum quantities and higher cost.
Comparison
| Standard | Special | |
|---|---|---|
| Defined by | Published standard | Customer drawing |
| Availability | Stock | Made to order |
| Lead time | Days | Weeks to months |
| Minimum order | Box quantity | Mill or machine minimum |
| Price | Market price | Tooling + setup + material |
Governing standards: ASME / ISO product standards. 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.
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Standard vs special fasteners
What it is
AT A GLANCE
A standard fastener is made to a published standard and stocked widely. A special is made to a
drawing: longer lead time, minimum quantities and higher cost.
STD vs SPL
Standard parts are cheaper and faster
Comparison
Standard
Special
Defined by
Published standard
Customer drawing
Availability
Stock
Made to order
Lead time
Days
Weeks to months
Minimum order
Box quantity
Mill or machine minimum
Price
Market price
Tooling + setup + material
Governing standards: ASME / ISO product standards. 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-C158B6 · thefastenerapp.com/fastener-guide/specification-control/standard-vs-special-fasteners · © The Fastener App. Reference only — verify the current governing standard, drawing and manufacturer data before specifying or installing.

























