Crown Hydraulic Seal Kit for Pallet Jack
3034585
Guaranteed Fit. Check fit with us before you buy. If we confirm it fits your machine and it doesn’t, we’ll exchange or refund it: no restocking fee, return shipping on us. How it works
Not sure it fits? Send us your make, model and serial number and we’ll check it before you buy.
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Compatibility
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Visit our diagram page for part references to popular models
Product Description
Crown 3034585 hydraulic seal kit is a complete replacement solution for Crown manual pallet jack pump assemblies. This direct replacement kit contains all dynamic and static hydraulic seals required for full pump service and maintenance. Built with high-performance elastomer and PTFE materials engineered for reliability and durability, it restores pump performance and eliminates hydraulic leaks. Designed for serial numbers 3-118400 to 3-183849.
Specifications
Part Numbers & Compatibility
| Make | Crown, Hyster |
| Seal Kit Part Number | 3034585 |
Performance Specifications
| Max Pressure Rating | 3000 PSI |
Additional Specifications
| Seal Type | Complete dynamic and static seal kit |
| Materials | NBR, PTFE, polyurethane |
| Seal Hardness | NBR seals: 70 Shore A; Urethane wipers: 90 Shore A |
| Service Life | 2-4 years typical warehouse service |
| Serial Number Range | 3-118400 to 3-183849 |
Frequently Asked Questions
Q: What materials are used in the 3034585 seal kit and how long do they last?
A: The 3034585 uses high-performance NBR elastomer, PTFE backup rings, and polyurethane wipers engineered for reliable service in typical warehouse environments. Seal lifespan depends on oil condition, temperature, and usage frequency.
Q: What failure symptoms indicate the 3034585 seals need replacement?
A: Replace seals when you observe hydraulic oil leaking from the pump cylinder, lift pressure dropping during operation despite proper oil level, pump making unusual grinding or chattering noise, or slow response when engaging the lift handle.
Q: What is the purpose of the 3034585 seal kit?
A: The 3034585 is a complete replacement solution for hydraulic seals in the pump assembly. It replaces all dynamic and static seals required for full pump service and maintenance.
Q: How do I know if the 3034585 is the right part for my equipment?
A: The 3034585 is specifically engineered for Crown manual pallet jacks with serial numbers 3-118400 to 3-183849. Ensure your model and serial number match before ordering.