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Product Overview
This premium repair seal kit is engineered for KYB MSG-27 hydraulic swing motors (also compatible with MSG-27P/LSGMF27 models) widely used in excavators. It includes all essential shaft seals, O-rings, gaskets, backup rings and wear rings for full motor overhaul.
Made of imported high-quality NBR and FKM fluororubber, the kit features excellent oil resistance, temperature resistance and wear resistance. It perfectly replaces original KYB seals, solves common problems such as oil leakage and pressure loss, and prolongs motor service life under long-term heavy-duty operation.
Product Specifications
Item |
Detailed Parameter |
Product Name |
KYB MSG-27 Hydraulic Swing Motor Seal Kit |
Applicable Model |
MSG-27 / MSG-27P / LSGMF27 (27cc Displacement) |
Compatible Series |
KYB MSG Series Swing Motor |
Main Material |
Imported NBR / FKM Fluororubber + Reinforced Backup Ring |
Max Working Pressure |
32MPa |
Working Temperature |
-25°C ~ 110°C |
Kit Contents |
Shaft seal, O-rings, gaskets, backup rings, wear rings, full overhaul parts |
Cross Reference OEM No. |
B0250-85004, SPMSG-27 |
Net Weight |
Approximately 0.75kg |
Applicable System |
Hydraulic swing motor system for excavators |
Warranty |
12 Months |
Key Selling Points
1. 100% Exact OEM Replacement.Fully compatible with original KYB MSG-27/MSG-27P swing motors. Matches OEM part numbers B0250-85004 and SPMSG-27. No modification required for direct installation.
2. Premium Imported Sealing Material.Core sealing parts adopt high-performance FKM rubber and reinforced backup rings. The material is oil-proof, corrosion-resistant and aging-resistant, working stably in temperatures from -25°C to 110°C.
3. Zero Leakage & High Pressure Durability.All components are strictly tested under 32MPa high pressure. It eliminates internal and external oil leakage, maintaining stable hydraulic pressure and consistent machine power output.
4. Complete All-in-One Repair Kit.Covers all sealing accessories needed for full motor maintenance. Complete parts reduce repair time and lower equipment operation costs.
5. Strict Factory Quality Control.Every seal kit passes air tightness, high pressure and aging tests before delivery. It meets OEM standards and ensures reliable long-term industrial performance.
6.Application Scope.Suitable for KYB MSG-27 hydraulic swing motors on various heavy-duty equipment:
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