Product Description
Super Seal Kit (SKU: 2781131) for manual pallet jack hydraulic pump assemblies. Compatible with standard manual pallet jack models using NBR and polyurethane seals, engineered for 3000 PSI maximum pressure. Includes high-performance seals, O-rings, backup rings, and snap retainers. Seal compound meets ASTM D2000 standards. No cross-reference part numbers available.
Specifications
Hydraulic/Pneumatic
| Maximum System Pressure | 3000 PSI continuous duty |
| Backup Ring Specification | PTFE backup rings for high-pressure sealing |
| Operating Fluid Compatibility | Compatible with ISO VG 32, ISO VG 46 hydraulic fluids |
Material & Construction
| Seal Hardness | 70 Shore A (NBR primary seal hardness) |
| Seal Finish | Precision molded, double-lipped dust seals |
Part Numbers & Compatibility
| OEM Part Number | 2781131 |
Frequently Asked Questions
Q: What does the 2781131 Super Seal Kit include?
A: The 2781131 Super Seal Kit includes high-performance NBR and polyurethane seals, O-rings, PTFE backup rings, and snap retainers engineered for manual pallet jack hydraulic pump assemblies rated up to 3000 PSI continuous duty.
Q: Which manual pallet jack models does this seal kit fit?
A: This seal kit is compatible with standard manual pallet jack hydraulic pump assemblies from Crown, Toyota, Raymond, Yale, Hyster, and other major manufacturers. Cross-reference your pump assembly model before ordering.
Q: What are the material specifications for the 2781131 seals?
A: The kit includes NBR (nitrile) seals with 70 Shore A hardness for the primary seal and polyurethane secondary seals. All components meet ASTM D2000 standards. Precision-molded double-lipped dust seals provide superior contamination protection.
Q: What hydraulic fluid is compatible with this seal kit?
A: The 2781131 seal kit is designed for use with standard hydraulic oils compatible with NBR and polyurethane compounds. Verify your system uses approved hydraulic fluid to ensure seal performance and longevity.
Q: What pressure rating does this seal kit support?
A: The 2781131 is rated for 3000 PSI maximum continuous duty pressure. Do not exceed this rating. The PTFE backup rings provide high-pressure sealing performance in demanding manual pallet jack applications.