ID
1363639
$ 1.58
1-2 weeks delivery time
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The Nanni Diesel 970490904 D8 spring washer is a locking fastener element that helps maintain clamp load under vibration in critical engine joints. Used across multiple assemblies—such as the cylinder head, injection and feed pump, fresh water pump, starter, timing gear case, valves and springs, inlet manifold, and oil sump and oil pump—it supports secure, reliable fastening on a wide range of Nanni marine diesel engines including 2.60HE, 3.90HE, 4.110HE, 4.190HE, 4.195HE, 4.200HE, 4.200TD, N4.60, 4.220HE, 5.250TDI, 5.280HE, N3.21 Standard, N4.115, N4.40, N4.50, N4.65, N4.85, and N4.100.
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Nanni Diesel D8 Spring Washer 970490904
The Nanni Diesel 970490904 is a D8 spring washer used throughout several Nanni engine assemblies to help fasteners stay tight under marine-engine vibration and thermal cycling. This washer appears in key locations including the cylinder head, injection and feed pump, fresh water pump, starter, timing gear case, valves and springs, inlet manifold, and oil sump and oil pump assemblies.
Compatibility
- 2.60HE engines
- 3.90HE engines
- 4.110HE engines
- 4.190HE engines
- 4.195HE engines
- 4.200HE engines
- 4.200TD engines
- 4.220HE engines
- 5.250TDI engines
- 5.280HE engines
- N3.21 Standard engines
- N4.40 engines
- N4.50 engines
- N4.60 engines
- N4.65 engines
- N4.85 engines
- N4.100 engines
- N4.115 engines
- N4.115 24V engines
Technical Specifications
Brand Nanni Diesel Part Number 970490904 Component Type Spring Washer Size D8
Product Details
- Installation Areas: Cylinder head; injection and feed pump; fresh water pump; starter; timing gear case; valves and springs; inlet manifold; oil sump and oil pump
- Role in the System: Helps resist loosening and supports stable clamping force for bolted joints used throughout the engine
Features
- Supports reliable fastening in high-vibration marine engine service
- Versatile washer used across multiple mechanical and accessory assemblies
- OEM part match for Nanni Diesel engine applications listed
- Ideal for service work where maintaining joint security is critical
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