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Edit in Desk ↗Merlin turbopump bearing spall detected post-static fire
Awaiting Sparesteam@spacex.demo · 2026-08-14 09:16:33 · ISS-SPAX-0007
Customer
US Space Force
Americas · owner: casey.kim
Machine / asset
Merlin 1DMerlin 1D
serial M1D-RG-0207 · MACH-0003
DisciplineMechanical
PriorityUrgent
Spares statusOrdered
Last updated2026-08-15 10:16
Description
Post-static-fire teardown of Merlin 1D+ engine SN-4472 revealed spalling on the #3 turbopump bearing. Engine grounded pending root cause.
Work log
Currently: Waiting3 entries- STsam.torresWaitingAug 15 · 10:16 AM
Bearings in transit. Teardown bay held for the rebuild.
- MPmorgan.patelIn progressAug 14 · 07:16 PM
Replacement bearing set raised against PO-SPAX-00003 with Moog. Quoted 6 working days.
- STsam.torresDiagnosedAug 14 · 11:16 AM
Spall pattern is classic false-brinelling — consistent with transport vibration rather than a run-time failure.
Spares required
1
Timeline
morgan.patel@spacex.demo2026-08-14 20:16
Moog confirm 6 working days on the replacement bearing set against PO-SPAX-00003. Holding the teardown bay for the rebuild.
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