RFQ Preparation

Ball Screw Pre-Production Confirmation: Drawing, Nut, and Packing

Before production, buyers should lock drawing revision, end machining, nut direction, labels, packing, and inspection requirements.

before productiondrawing revisionend machiningRFQ

Quick answer

Before production, confirm drawing revision, end machining, nut direction, labels, packing, inspection report, quantity, and confirmer. weimute should receive one final confirmation record so manufacturing and sales teams work from the same version.

Order decision table

| Before production item | What to confirm | Risk if skipped | | --- | --- | --- | | Drawing revision | Version number, changed dimensions | Production may follow an old drawing. | | End machining | Fixed side, support side, coupling end | Shaft ends may not fit assembly. | | Nut direction | Flange direction, oil hole, mounting holes | Nut may conflict with installation. | | Delivery evidence | Labels, packing, inspection report | Receiving and quality approval may be delayed. |

Confirmation checklist

  • Before production: quotation number, PO, model, quantity, drawing revision, and confirmer.
  • End machining, support unit, nut direction, preload or backlash, and inspection report.
  • Labels, neutral packing, carton marks, wooden case, shipment photos, and destination.
  • Payment status, lead time start point, approval date, and final production release note.

Send us the final production confirmation

Send weimute the PO, drawing revision, labels, packing, and inspection report request before production release. Our manufacturing and sales team will use the confirmation record to reduce version and packing mistakes.

FAQ

**Who should be the confirmer?** The confirmer should be the buyer-side person responsible for technical and commercial approval.

**Can production start while the drawing is changing?** It is risky. The latest drawing revision should be confirmed before production.

Next step

Turn this guide into an RFQ

When the specification direction is clear, send the details below together with quantity, lead time, and packing requirements.

Include these details

  • Model, length, quantity, purchase purpose, and target lead time.
  • Drawing, sample photos, application parameters, or old-part dimensions.
  • Packing, label, inspection, and quotation version to confirm before payment.