Verified IPC identity record

AC61518

Brake reducing valve

Direct answer

The IPC identifies AC61518 as a reducing valve in the Hawker wheel-brake system. It appears in ATA 32 at Figure 32-40-10-10, item 165 and Figure 32-40-20-10, item 10, with one unit per assembly and effectivity 8266-8999. The valve-and-mounting row marks it as an exchange item and references CMM 29-09-05.

Last source review:

IPC record

Identity and application.

The reviewed catalog row establishes the part identity and its location in the combined Hawker IPC. It does not establish the condition of a particular unit or approve that unit for installation.

AC61518 verified catalog fields
Part numberAC61518verified
Preferred nameBrake reducing valveverified
IPC nomenclatureReducing valve, unit exchange itemverified
SystemLanding gear and brakesverified
Primary ATA chapter32verified
Lookup variantsAC-61518verified
AC61518 catalog occurrences
Aircraft and publication scopeEffectivityFigure / itemQtyReview
Hawker 800XP, 850XP, and 900XP with kit 140-9004 publication scope8266-8999 as printed in the IPC export32-40-10-10 / 1651verified
Hawker 800XP, 850XP, and 900XP with kit 140-9004 publication scope8266-8999 as printed in the IPC export32-40-20-10 / 101verified

Cross-reference check

Relationships and limits.

  • AC61518 appears in both the valve-and-mounting breakdown and the wheel-brake piping breakdown.
  • Figure 32-40-10-10 identifies AC61518 as a unit exchange item and references CMM 29-09-05.
  • No alternate or superseding number is printed on either reviewed ATA 32 row.
Important limit

The IPC's exchange notation does not establish the condition, modification state, or release status of a particular AC61518 unit. Those details must be verified on the quote and paperwork.

Mechanic's lookup notes

Common questions about AC61518.

Where does AC61518 appear in the Hawker IPC?

It appears in two ATA 32 breakdowns: Figure 32-40-10-10 item 165 and Figure 32-40-20-10 item 10. Both rows carry effectivity 8266-8999.

Is AC61518 identified as an exchange item?

The valve-and-mounting row marks AC61518 as a unit exchange item. Core-return terms and offered-unit condition still come from the supplier or repair source.

Which CMM is referenced for AC61518?

The IPC references CMM 29-09-05. The manual was not supplied for this page, so current approved maintenance data must be obtained separately.

Technical sources

  1. Hawker 800XP, 850XP and 900XP Illustrated Parts CatalogTextron Aviation

    Document
    IPC-800XP
    Revision
    A0
    Published
    2026-02-05
    Supports
    AC61518 identity, nomenclature, 32-40-10-10 item 165, 32-40-20-10 item 10, quantity, and effectivity as printed in the supplied export.