BEARING-CRANKSHAFT MAIN (P/N 653547) - New Surplus
P/N: 653547
Category: Engine Parts
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 12 Available |
Product Description
The 653547 is a crankshaft main bearing for aircraft piston engines. This plain journal bearing supports the crankshaft within the crankcase while maintaining a hydrodynamic oil film during engine rotation. Located in the engine bottom end, it controls crankshaft clearance and alignment.
Installation requires verification against the engine Illustrated Parts Catalog and adherence to the engine overhaul manual specifications. Proper bearing fit ensures reliable crankshaft support and oil circulation during all flight operations.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the BEARING-CRANKSHAFT MAIN (P/N 653547)?
The 653547 is a crankshaft main bearing for aircraft piston engines. This plain journal bearing supports the crankshaft within the crankcase while maintaining a hydrodynamic oil film during engine rotation.
What certifications or documentation come with the 653547?
Depending on condition, the 653547 may include an FAA 8130-3 Airworthiness Approval Tag, a yellow serviceable tag, or manufacturer documentation. Currently available in: New Surplus. Contact us for specific documentation details on the condition you need.
Can I use the 653547 during an engine overhaul or annual inspection?
Yes, the BEARING-CRANKSHAFT MAIN can be used in engine overhauls and maintenance events. Always verify part compatibility against your engine's Type Certificate Data Sheet (TCDS) and Illustrated Parts Catalog (IPC) before installation.
What is the lead time for the 653547?
In-stock items ship same business day when ordered before 3 PM EST. We also offer 24/7 AOG (Aircraft on Ground) support at (904) 998-9101 for urgent engine part needs.
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