SHIM (P/N b3281-2) - New Surplus

The b3281-2 is a McCauley propeller support shim for controlling axial alignment and stack-up in spinner front support assemblies. This thin metal spacer establishes precise clearance between components during assembly or maintenance service. Installed at the front support interface, the shim ensures proper fit and positioning of the spinner relative to the propeller hub.

Follow the applicable McCauley propeller manual for installation procedures and verify the correct part number in your aircraft's Illustrated Parts Catalog before use.

What is the SHIM (P/N b3281-2)?

The b3281-2 is a McCauley propeller support shim for controlling axial alignment and stack-up in spinner front support assemblies. This thin metal spacer establishes precise clearance between components during assembly or maintenance service.

Does the b3281-2 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The SHIM 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 b3281-2 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 b3281-2.

Can I order the b3281-2 in custom quantities?

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