ID
1386375
1-2 weeks delivery time
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The Nanni Diesel 647316 hex head screw is a marine-grade fastening element used in the sail drive tail assembly to securely clamp and locate tail components under vibration and changing loads. Specified as HM8X35 for 2.50 HE Sail Drive and 3.75 HE Sail Drive engines, it helps maintain correct assembly alignment and dependable retention in the drive end hardware.
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HM8X35 Hex Head Fastener for Sail Drive Tail
The Nanni Diesel 647316 is an HM8X35 hex head screw used within the sail drive tail assembly. Installed where secure clamping is critical, it helps keep tail-end components firmly retained, supporting reliable operation in a high-vibration marine drivetrain environment.
Compatibility
- 2.50 HE Sail Drive engines
- 3.75 HE Sail Drive engines
Technical Specifications
Part Number 647316 Fastener Designation HM8X35
Product Details
- Brand: Nanni Diesel
- Component Type: Hex Head Screw
- Assembly Location: Sail Drive Tail (parts catalog p.7 and p.9)
- Designed to support consistent clamping force and stable alignment of sail drive tail components
Features
- OEM replacement screw for Nanni Diesel sail drive tail assemblies
- Helps resist loosening from drivetrain vibration and cyclical loads
- Supports precise reassembly during service and overhaul work
- Direct application fit for listed 2.50 HE and 3.75 HE Sail Drive engine groups
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