BOLT (P/N 74644) - New Surplus

Name: BOLT
Brand: Aircraft Parts Store
SKU: 74644
Availability: InStock

P/N: 74644

Category: Fasteners & Hardware

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In Stock (3 available)

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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	3 Available

Product Description

The 74644 is a connecting rod bolt for Lycoming reciprocating aircraft engines. This torque-install fastener secures the connecting rod cap to the rod body in the engine's crankshaft assembly. Manufactured to Lycoming specifications and designated for connecting rod assembly 74502, the bolt must be installed new with a matched nut.

Installation requires torque per the engine maintenance manual and Lycoming Service Instruction 1458G. Verify part compatibility in the current Lycoming 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 BOLT (P/N 74644)?

The 74644 is a connecting rod bolt for Lycoming reciprocating aircraft engines. This torque-install fastener secures the connecting rod cap to the rod body in the engine's crankshaft assembly.

Does the 74644 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The BOLT 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 74644 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 74644.

Can I order the 74644 in custom quantities?

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