Shanyan Industrial (Shanghai) Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 100-1000 |
| Delivery Time | 15-20work days |
| Packaging Details | Carton |
| Brand Name | Gardner Denver |
| Model Number | 30831388 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 100-1000 |
| Delivery Time | 15-20work days | Packaging Details | Carton |
| Brand Name | Gardner Denver | Model Number | 30831388 |
| Place of Origin | China | ||
| High Light | Screw Air Compressor Parts Maintenance Kit ，Gardner Denver Quansi Maintenance Kit ，High Quality Screw Air Compressor Parts | ||
The Quansi-ESG315 is a precision-engineered maintenance kit designed for rebuilding and sealing minimum pressure valves (MPVs) in hydraulic and compressed air systems. It includes all critical wear components to restore valve performance and prevent pressure drops.
| Feature | Benefit |
|---|---|
| OEM-Equivalent Quality | Matches original specs for reliable performance |
| High-Temp Seals | Withstands harsh operating conditions |
| Complete Seal Set | Eliminates need for multiple part orders |
| Corrosion-Resistant | Extended service life in wet/oily environments |
| Universal Compatibility | Fits major MPV models (see compatibility table) |
| Parameter | Details |
|---|---|
| Part Number | ESG315 |
| Valve Type | Minimum Pressure Valve (MPV) |
| Pressure Range | 10–250 psi (0.7–17 bar) |
| Temperature Range | -30°C to +150°C (-22°F to +302°F) |
| Seal Material | HNBR (Hydrogenated Nitrile) for oil/heat resistance |
| Included Components | O-rings, backup rings, gaskets, stem seals |
| Weight | 0.3 kg (0.66 lbs) |
| Storage Life | 5 years in original packaging |
| Brand | Compatible Models |
|---|---|
| Atlas Copco | GA/GX Series MPVs |
| Ingersoll Rand | R-Series MPVs |
| Sullair | LS/LH Series MPVs |
| Quincy | QGD/QGS Series MPVs |
| Generic MPVs | 1/2" to 2" NPT ports |
| Component | Qty | Material |
|---|---|---|
| Main O-ring (MPV seat) | 2 | HNBR |
| Stem seal | 2 | PTFE-filled HNBR |
| Backup ring | 2 | Polyurethane |
| Gasket (valve cover) | 1 | Fiber-reinforced rubber |
| Installation guide | 1 | – |
✔ Prevents pressure leaks – Precision-molded seals maintain system integrity
✔ Reduces downtime – Complete kit for fast rebuilds
✔ Cost-effective – 60% cheaper than OEM kits
✔ Long service life – HNBR resists oil, heat, and wear
Isolate and depressurize the system
Disassemble MPV and inspect components
Replace all seals using the ESG315 kit
Reassemble with proper torque settings
Pressure-test for leaks
MOQ: 1 kit
Packaging: Sealed blister pack
Lead Time: 24 hrs (in stock)
Shelf Life: 5 years
The Quansi-ESG315 provides an economical solution for maintaining minimum pressure valves, ensuring consistent performance and leak-free operation. Ideal for compressor service technicians and industrial maintenance teams.
Need bulk pricing or technical support? Contact our engineering team for assistance!
Would you like additional details on installation torque specs or chemical compatibility?
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2012
Total Annual:
10000000-50000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Shanyan Industrial (Shanghai) Co., Ltd, & Quansi Industrial (Guanyun)Co.,Ltd a leading manufacturer and supplier of air compressor accessories.like Atlas, Gardner Denver,Ingersoll Rand,CompAir,Sullair,Fusheng, Kobelco,Unites,Bolete and so on. Our factory specializes in producing high-quali... Shanyan Industrial (Shanghai) Co., Ltd, & Quansi Industrial (Guanyun)Co.,Ltd a leading manufacturer and supplier of air compressor accessories.like Atlas, Gardner Denver,Ingersoll Rand,CompAir,Sullair,Fusheng, Kobelco,Unites,Bolete and so on. Our factory specializes in producing high-quali...
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