Product Description
Dayton WW 97-100 is an OEM hydraulic seal kit engineered for maintenance and overhaul of manual pallet jack models 4YX97 and 5NP21. Provides NBR and polyurethane seals for high pressure hydraulic systems up to 3000 PSI, supporting primary piston, rod, wiper, and backup sealing in Dayton hydraulic units. Includes direct cross-reference to ML BK100 and supersedes earlier Dayton kit numbers.
Specifications
Hydraulic
| Seal Material | NBR (nitrile rubber), polyurethane, PTFE blend compatible with hydraulic oil |
| Pressure Rating | Designed for hydraulic systems up to 3000 PSI working pressure |
Material & Construction
| Seal Hardness | NBR elements Shore A 70 ±5, polyurethane 90 ±5 Shore A |
| Operating Fluid Compatibility | Compatible with ISO VG 32/VG 46 hydraulic oil |
Part Numbers
| OEM Part Number | WW 97-100 |
| Manufacturer Part Number | WW97100 |
| Application Model | Fits Dayton 4YX97, 5NP21 manual pallet jack hydraulic units |
| Cross-Reference Part Numbers | Equivalent to ML BK100, 12E155 |
| Supersedes | Supersedes prior Dayton hydraulic unit seal kit numbers for models 4YX97, 5NP21 |
| Interchange Part Numbers | ML BK100, 12E155 |
