ROLLER (P/N 73648) - As Removed

Part 73648 is a dynamic counterweight roller for Lycoming piston engines. This steel roller operates within the crankshaft counterweight assembly to manage torsional vibration and maintain engine smoothness during operation. Installed directly in the counterweight mechanism on applicable Lycoming engines, the roller works with the counterweight system to reduce vibration transmitted through the engine mount.

Installation requires torque to OEM specifications per the applicable Lycoming engine maintenance manual. Verify part applicability with your engine's Illustrated Parts Catalog before installation to ensure correct counterweight assembly compatibility.

What is the ROLLER (P/N 73648)?

Part 73648 is a dynamic counterweight roller for Lycoming piston engines. This steel roller operates within the crankshaft counterweight assembly to manage torsional vibration and maintain engine smoothness during operation.

Does the 73648 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The ROLLER 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 73648 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 73648.

Can I order the 73648 in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The ROLLER is available in: As Removed. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.