Hitachi 4388027 Blade Cylinder Seal Kit
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| Rod Diameter | 70 mm |
|---|---|
| Bore Diameter | 100 mm |
| Applications | Blade Cylinder |
| Kit Type | Hydraulic Cylinder Seal Repair Kit |
| Material Composition | PU, NBR, HNBR, PTFE, ACM, VMQ, Rubber |
| Net Weight | 3 kg |
| Package Dimensions | 30 × 20 × 10 cm |
Manufacturer No.
- 4388027
- HIT-4388027
- JD-4388027
- HT-4388027
- RJD-4388027
OEM Part No.
- 4388027
Interchange No.
- HIT-4388027
- JD-4388027
- HT-4388027
- RJD-4388027
- I-SK-P-UB-10-70X100
Fitment Vehicles
- Hitachi EX100-5
- Hitachi EX100M-5
- Hitachi EX120-5
- Hitachi EX130H-5
- Hitachi EX130K-5
- Hitachi EX140US-5
- Hitachi ZX110
- Hitachi ZX120
- Hitachi ZX110M
- Hitachi ZX130-3
- Hitachi ZX120-3
- Hitachi ZX130-3
- Hitachi ZX135US-3
- Hitachi ZX135US-5
- Hitachi ZX120LC-3
- Hitachi ZX120E
- Hitachi ZX130H
- Hitachi ZX130K
- Hitachi ZX130LCN
- John Deere 110
- John Deere 120C
- John Deere 120D
- John Deere 130P
- John Deere 130G
- John Deere 135C
- John Deere 135D
- John Deere 135G
- John Deere 135 P-Tier
The 4388027 blade cylinder seal kit is designed for hydraulic cylinder repair on Hitachi and John Deere compact and medium excavators. The kit contains all necessary seals including piston seals, rod seals, buffer seals, wear rings, and O-rings manufactured to OEM specifications. The kit fits rod diameter 70 mm and bore diameter 100 mm cylinders commonly used on blade (dozer) circuits.
Material composition includes polyurethane (PU), nitrile rubber (NBR), hydrogenated nitrile (HNBR), polytetrafluoroethylene (PTFE), acrylic rubber (ACM), and silicone (VMQ) for compatibility with mineral-based hydraulic fluids and wide temperature ranges. This kit interchanges with Hitachi part number 4388027 and John Deere part number 4388027. It services machines including Hitachi EX100-5, EX120-5, EX130H-5, ZX120-3, ZX130-3 and John Deere 120C, 120D, 135C, 135D models.
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