BUSHING (P/N 74637) - New Surplus
P/N: 74637
Category: Bearings & Bushings
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 | 2 Available |
Product Description
Part 74637 is a Lycoming valve rocker bushing that serves as the plain bearing surface at the rocker arm pivot point. This bronze or brass bushing manages oil clearance and supports rotational movement of the rocker assembly during engine operation. Found in Lycoming piston engines, it maintains precise pivot geometry to ensure proper valve actuation and rocker arm alignment.
Installation requires verification against your engine's Illustrated Parts Catalog and sizing per Lycoming overhaul manual specifications. NSN 3120-01-332-2946.
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 BUSHING (P/N 74637)?
Part 74637 is a Lycoming valve rocker bushing that serves as the plain bearing surface at the rocker arm pivot point. This bronze or brass bushing manages oil clearance and supports rotational movement of the rocker assembly during engine operation.
Does the 74637 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The BUSHING conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
What material is the 74637 manufactured from?
Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the 74637.
Can I order the 74637 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The BUSHING is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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