LOCKPLATE-CRANKSHAFT GEAR (P/N lw18639) - New Surplus
P/N: lw18639
Category: Reciprocating 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 | 6 Available |
Product Description
The LW18639 is a steel lockplate for Lycoming O-320 and O-360 aircraft engines. This component secures the crankshaft timing gear, preventing loosening during engine operation. The lockplate installs with the timing gear using specified fasteners and torque values per Lycoming maintenance documentation.
NSN 5340-01-491-8949. Critical for maintaining proper gear alignment in the engine's gear train assembly. Verify part applicability in your aircraft's Illustrated Parts Catalog before installation.
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 LOCKPLATE-CRANKSHAFT GEAR (P/N lw18639)?
The LW18639 is a steel lockplate for Lycoming O-320 and O-360 aircraft engines. This component secures the crankshaft timing gear, preventing loosening during engine operation.
What certifications or documentation come with the lw18639?
Depending on condition, the lw18639 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 lw18639 during an engine overhaul or annual inspection?
Yes, the LOCKPLATE-CRANKSHAFT GEAR 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 lw18639?
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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