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Case Study: Fuel Tank Cap Supply for a delivery platform in North America

Source:Case / Time:2026-09-18

Fuel Tank Cap for A delivery platform in North America

A delivery platform came to us with a fuel tank cap programme for North America. The brief was ordinary and unforgiving at the same time: a fixed launch window, a landed cost that had to survive freight and duty, and a part that had to match an existing sample. This case records what was specified, what went wrong in sampling and how the bulk order landed.

The starting point

  • A specification nobody had written down
  • Reorders that did not match the approved sample
  • Packing that arrived crushed at the port

Fuel Tank Cap case study

What was specified

PartFuel Tank Cap
ClientA delivery platform
MarketNorth America
Volume5,000 pieces across 2 specifications
Base materialStainless Steel
Sampling rounds4
Delivery window5 weeks from PO to ex-factory
ComplianceDOT

How it was resolved

  1. The specification was rebuilt around Stainless Steel and the tolerance locked before bulk.
  2. A pre-production sample was approved and kept as the golden reference.
  3. Production ran with in-line inspection and a mid-run photo report.
  4. Cartons were packed to the client's own barcode and ratio specification.
  5. Documentation shipped with the goods instead of after them.

Fuel Tank Cap production run

Result

  • 5,000 pieces delivered inside the 5-week window.
  • Unit cost held within 3.0% of the original quotation.
  • Inspection-related rejection stayed under 0.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Keep one accountable owner on both sides. Most delays come from hand-offs, not from machines.

Planning something similar?

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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