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Nose WheelMessier-BugattiCMM 32-45-86

C20383000

Dassault Falcon

2000

Overview

The C20383000 is a nose wheel assembly used on Dassault Falcon 2000. Manufactured by Safran.

Material
Aluminium
Manufacturer
Messier-Bugatti
CMM Reference
32-45-86
Aircraft
Dassault Falcon

Maintenance Schedule

Eddy Current / NDTEvery tire change
Wear Pointsbearings, o-ring grooves, corrosion

Penetrant Inspection → Overhaul

Per CMM: Per CMM, any wheel requiring penetrant inspection is processed as an overhaul. Owners may elect overhaul at any tire change to extend service life.

Parts Replaced at Tire Change

Every tire change replaces the tire, the main wheel-half preformed packing (O-ring), the valve cap, and the valve core. Specific part numbers and dash sizes vary by wheel and are pulled from the CMM at the time of service.

Always Replaced

Seals & O-Rings

M83461-1-010PACKING, PREFORMEDQty AR

Hardware

29230-06DCORE, VALVE (NP)Qty 1
831-63-901ACAP, VALVE VF1958Qty 1

During tire change or NDT inspection, additional parts beyond the routine four may require replacement if they fail inspection or meet the rejection criteria defined in the CMM.

Parts Replaced at Overhaul

A full overhaul includes all parts replaced at tire change (listed above), plus the following components inspected and replaced per the CMM:

Seals & O-Rings

MS28775-010PACKING, PREFORMEDQty 010
MS28775-353PACKING, PREFORMEDQty 353
M83461-1-353PACKING, PREFORMEDQty AR

Other Parts on the Wheel

These components are part of the wheel assembly but are not replaced during a standard tire change or overhaul. They are only replaced when inspection per the CMM identifies a rejectable condition. APSS stocks or sources these parts on request — contact us for current availability.

Bearings

LM67010CUP, BEARING VF0704Qty 629
LM67010-24629CUP, BEARING VF0704 1 RQty AR
LM67010-20629CUP, BEARING VF0704 1 R POST SL F6137-32-Qty 044
LM67048CONE, BEARING VF0704Qty 629
LM67048-24629CONE, BEARING VF0704 1 RQty AR
LM67048-2-629CONE, BEARING VF0704 1 RQty AR
LM67048-20629CONE, BEARING VF0704 1 R POST SL F6137-32-Qty 044
A34992SEAL, BEARINGQty 1
A34992-3SEAL, BEARINGQty 001
LM67010-2-629CUP, BEARING VF0704 1 RQty AR
LM67048CONE, BEARING VF0704 1 RQty AR

Fasteners

A34993RING, RETAININGQty 1
MS21250-06020BOLTQty AR
A35047BOLTQty AR
VN900-6CWASHER V92215Qty AR
NAS1805-6PNUTQty 5

Hardware

190A1 A34992 01 090AQty 1
250A1 LM67048-2-629 01 080C 1 R SUPSDS LM67048-24629 01 250C 1 R LM67048-20629 01 080D 1 RQty AR
C20383000WHEEL, NOSE LANDING GEAR RF R P/N AMDT A POST SB C20383-32-Qty 001
GA31031HALF-WHEEL, COMPLETE 1 RQty AR
GA31031-1HALF-WHEEL, COMPLETE 1 R POST SB C20383-32-Qty 001
GA31028HALF-WHEEL, BUSHED 1 RQty AR
A34977HALF-WHEEL (NP) 1 RQty AR
A34991BUSHQty 1
A34994PLATEQty 1
PR5-28148VALVE ASSEMBLY 1 RQty AR
A31781BODY, VALVE (NP)Qty 1
GA31030HALF-WHEEL, BUSHED 1 RQty AR
A34977-1HALF-WHEEL (NP) 1 RQty AR

Wheel Components

The structural components of the wheel assembly itself. These are not replaced on a standard service and come into play only when damage, corrosion, or cracks exceed the repair limits established by the CMM.

Wheel Halves

GA31027HALF-WHEEL ASSEMBLY 1 RQty AR
GA31029HALF-WHEEL ASSEMBLY 1 RQty AR

Inspection Criteria

General

General overhaul criteria — see the CMM for full specifications and numeric limits:

  • Drive keys: replace if damaged, corroded, or loose.
  • Heat shield: replace if cracked, burned, or mechanically damaged.
  • Bolts and nuts: replace if cracked, corroded, thread-damaged, or failing the back-off torque test.
  • Bearings (cones and cups): replace if spalled, discolored from heat, pitted, or showing any surface wear.
  • Wheel halves: replace if cracked, out-of-round beyond CMM limits, or showing seal-groove damage.
  • Preformed packings and O-rings: replace at every disassembly.
  • Retaining rings and lockwire: replace whenever removed.

Service Pricing

Tire Change
Labor, starting at
$550+
Overhaul
Labor, starting at
$800+

Pricing reflects labor only. Parts, shop supplies, and freight are billed as incurred.

Tire Change Turnaround

  • Standard48 hoursNo surcharge
  • Expedited24 hours+$200 per wheel
  • AOGSame-day (2–3 hours)+$400 per wheel
    Retention check waived to meet same-day release.

Overhaul Turnaround

  • Standard10 business daysNo surcharge
  • Expedited3–5 business days+$200 per wheel
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