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Product Overview
This high-performance repair seal kit is specially engineered for Linde HPV091EW variable displacement axial piston hydraulic pumps, a core model widely adopted in open-circuit hydraulic systems of construction machinery. The full set integrates complete shaft seals, O-rings, flat gaskets, backup rings and control assembly seals, fully supporting comprehensive overhaul and routine maintenance of HPV091EW pumps.
Manufactured with imported premium NBR nitrile rubber and FKM fluororubber as main sealing materials, paired with reinforced PTFE backup rings, this seal kit delivers outstanding oil resistance, high-pressure resistance, wear resistance and anti-aging performance. It acts as a perfect direct replacement for original Linde sealing components. The kit effectively solves common malfunctions such as external oil leakage, internal leakage and system pressure drop, and greatly prolongs the service life of HPV091EW pumps under long-duration heavy-load, high-frequency operation and severe vibration working conditions.
Product Specifications
Item |
Detailed Parameter |
Product Name |
Linde HPV091EW Hydraulic Pump Seal Kit |
Applicable Model |
HPV091EW Variable Displacement Axial Piston Pump |
Compatible Series |
Linde HPV Series Piston Pump (HPV091, HPV102, HPV116) |
Main Material |
Imported NBR / FKM Fluororubber + Reinforced PTFE Backup Ring |
Rated Working Pressure |
31.4MPa (314bar) |
Max Peak Pressure |
34.3MPa (343bar) |
Working Temperature |
-30°C ~ 120°C |
Kit Contents |
Shaft seal, O-rings, flat gaskets, backup rings, control piston seals, full overhaul sealing accessories |
Cross Reference OEM No. |
(To be filled with actual OEM numbers) |
Net Weight |
Approximately 1.05kg |
Applicable System |
Open-circuit hydraulic system, negative flow control hydraulic system, main pump drive system for excavators |
Warranty |
12 Months |
Certification |
ISO9001 Quality Management System Certified |
Key Selling Points
1. 100% Exact OEM Replacement.Fully compatible with original Linde HPV091EW hydraulic pumps with strictly unified OEM dimensions. No cutting, grinding or extra modification is required. It enables quick direct installation for daily maintenance, field overhaul and emergency on-site repair, effectively reducing equipment downtime and labor costs.
2. High-Grade Imported Sealing Materials.Core sealing parts adopt high-performance FKM fluororubber and reinforced PTFE backup rings. The materials feature excellent hydraulic oil corrosion resistance, high temperature resistance and anti-fatigue deformation capability. It maintains stable and reliable sealing performance continuously within the temperature range of -30°C to 120°C, adapting to various harsh outdoor and engineering working environments.
3. Superior High Pressure & Vibration Resistance.All sealing components have passed strict 34.3MPa high-pressure and long-cycle vibration simulation tests. It thoroughly eliminates internal and external leakage of the pump body, stabilizes overall hydraulic system pressure, and ensures steady flow output and reliable operation of HPV091EW pumps under heavy-load and high-vibration operating conditions.
4. All-In-One Complete Repair Package.The kit contains all sealing accessories required for full pump maintenance, including dedicated seals for negative flow control assemblies. The integrated packaging unifies part management, simplifies inventory sorting, shortens the overall repair cycle and cuts down daily operation and maintenance costs of engineering equipment.
5. Rigorous Factory Quality Inspection.Every seal kit undergoes air tightness test, high-pressure durability test and aging test before delivery. All finished products comply with original factory technical standards, providing long-term stable operation guarantee for construction machinery and related hydraulic equipment.
6. Extensive Application Scope.Specially designed for Linde HPV091EW hydraulic pumps, it is widely matched with various heavy-duty engineering equipment equipped with this pump model: