K3V63DT K3V112 K5V180 Hydraulic Rubber Seal Hydraulic Pump Oil Seal For Excavator
Premium high‑pressure hydraulic pump oil seal repair kit compatible with Kawasaki K3V63DT, K3V112, K5V180 main pumps, heavy‑duty NBR/FKM seals for excavator hydraulic pump leakage repair.
Key Features
- Complete seal kit designed for Kawasaki K3V63DT, K3V112, K5V180 hydraulic main pumps, universal for mainstream excavator models
- High‑grade material: oil‑resistant NBR nitrile rubber, wear‑resistant PU, high‑temperature FKM fluorine rubber for heavy‑load working conditions
- Full set sealing components: shaft oil seal, O‑rings, backup rings, piston seals, dust seals, guide rings, wear‑resistant gaskets
- Strict OEM‑level dimensional precision, perfect fit for pump housing and shaft, direct replacement without modification
- High‑pressure & anti‑leakage design, stable sealing performance under long‑time high‑pressure hydraulic system operation
- Anti‑aging, wear‑resistant & corrosion‑resistant structure, adapts to dusty, muddy construction and mining environments
- One‑stop rebuild kit for pump disassembly maintenance, reduces repair time and cost
- Wide compatibility with Hyundai, Doosan, Kobelco, excavators equipped with Kawasaki pumps
Product Information
| Item |
Specification |
| Product Name |
Hydraulic Main Pump Oil Seal Repair Kit |
| Compatible Pump Model |
K3V63DT, K3V112, K5V180 |
| Material |
NBR Nitrile Rubber, PU Polyurethane, Optional FKM Fluoro Rubber |
| Included Parts |
Shaft Oil Seal, O‑Ring, Backup Ring, Piston Seal, Dust Seal, Guide Ring, Gasket |
| Function |
Prevent Hydraulic Oil Leakage, Dust‑Proof, Restore Pump Sealing & Pressure Performance |
| Application |
Excavator Main Hydraulic Pump Overhaul & Maintenance |
| Condition |
Brand New Aftermarket Replacement |
Related Products
| Category |
Replaceable Part Numbers & Compatible Models |
| General OEM Series |
K3V63DT‑SEAL, K3V112‑SEAL, K5V180‑SEAL |
| Compatible Excavator Models |
K3V63DT: R130‑7, DH150‑7, SK135‑8
K3V112: R215‑7, DH225‑7, SK200‑8, EC210B
K5V180: R485‑9, DH500‑7, SK460‑8 |
Fitment Application
- Widely used for Kawasaki K3V63DT, K3V112, K5V180 main hydraulic pumps installed on Hyundai, Doosan, Kobelco, medium‑large excavators, suitable for municipal engineering, road construction, earthmoving and open‑pit mining machinery maintenance.





Q1: Which pump models does this kit fit?
A1: Kawasaki K3V63DT, K3V112, K5V180 hydraulic main pumps.
Q2: What excavators are compatible?
A2: Hyundai, Doosan, Kobelco, medium‑large excavators with above pumps.
Q3: What material are the seals made of?
A3: Standard NBR+PU, high‑pressure high‑temperature FKM optional.
Q4: What parts are included in the kit?
A4: Shaft oil seal, O‑rings, backup rings, piston seals, dust seals, gaskets and guide rings.
Q5: Can it solve pump oil leakage completely?
A5: Yes, heavy‑duty high‑pressure seals perfectly fix hydraulic pump leakage issues.