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Planetary Axle Specification Example for Emergency Vehicles: Quick Fit Version

Source:Engine Oil Sump / Time:2026-09-18

Planetary Axle Specification Example for Emergency Vehicles: Quick Fit Version

This is a worked specification for planetary axle in a quick fit version programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The quick fit version version exists because the duty cycle on emergency vehicles is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually reorders that did not match the approved sample.

Planetary Axle

Example specification

ItemPlanetary Axle
ApplicationEmergency Vehicles
VersionQuick Fit Version
Base materialMagnesium Alloy
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishas machined
MOQ2,000 pieces per specification
Sampling7 working days, 3 days per revision
ComplianceISO 9001

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Magnesium Alloy, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Planetary Axle example

Processes involved

  • shot blasting
  • anodising
  • assembly line testing
  • cold forging
  • laser cutting
  • electroplating

Where this example applies

Programmes that run quick fit version most often specify this build for emergency vehicles. Related applications include long-haul trucks, three-wheelers, assembly programmes, fleet maintenance, passenger cars.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 1.5 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

What happens if a lot fails inspection?

The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.

What testing is included?

Standard lots ship with dimensional and hardness reports. ISO 9001 documentation is issued with the shipment when your market requires it.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 2000 pieces per line.

Tell us the model, the fitment and the quantity and we will hold a production slot for you.

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