CORE MACHINERY & ENERGY
E-mail: sales@cmecn.com
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Mud Pump Spare Parts
OEM Interchangeable for EMSCO, GD & National
Fully Interchangeable High-Quality Mud Pump Spare Parts.
CME supplies API 7K OEM interchangeable mud pump parts for drilling contractors and MRO buyers. Full-industry interchangeable wear parts (liners, pistons, valves) fit EMSCO F-series, GD PZ, National 12P, Ideco and major CN OEMs.
Featuring a 5000+ SKU inventory covering drilling mud pump components, our complete range of pump components acts as an affordable OEM replacement that delivers steady performance and reliable service for all drilling applications.
Also available:
Key Advantages
1. Full Industry Interchangeability:
- EMSCO F-series (F-500 to F-1600)
- Gardner Denver PZ-series (PZ-7 to PZ-11)
- National 12P-160
- Ideco T-1300/T-1600
- Bomco/Honghua/Lanshi
- Other manufacturers
2. API 7K Compliance: All fluid end and power end parts are manufactured to API standards.
3. 5000+ SKU Stock: Critical consumables (liners, pistons) maintained in factory for immediate dispatch.
Can't Find Your Exact Parts?
Please identify the parts you need from the 【Drilling Mud Pump (API 7K) Parts List 】 provided below.
Alternatively, send us your OEM brand, pump/part name, model, and original part number — our engineers will cross-reference within 24 h and quote accordingly.
Email: sales@cmecn.com | 
WhatsApp: +86 182 2980 0688
| Drilling Mud Pump (API 7K) Parts List | ||||
|---|---|---|---|---|
| Part Name | Interchangeability Level | Applicable Scope | Material Specification | Remarks |
| Piston Assembly(Cup/Piston Core) | Full Industry Interchangeable | EMSCO F Series, GD PZ Series, National 12P, Ideco T Series, Bomco/Honghua/Lanshi Full Series | Polyurethane/NBR | Same specification (e.g. F-1300 piston) directly interchangeable, no modification required |
| Liner(Wear-resistant Liner) | Full Industry Interchangeable | All Brands and Series of Mud Pumps | Bimetallic/Ceramic | Standard inch specification (3"-8") same size directly interchangeable |
| Suction/Discharge Valve Assembly(Valve Disc/Valve Seat/Seal/Spring) | Full Industry Interchangeable | All Brands and Series of Mud Pumps | Alloy Steel/Stainless Steel | API standard 5#/6#/7#/8# valve universal for all brands |
| Valve Cover/Valve Cover Bolt/Valve Cover Gasket | Full Industry Interchangeable | All Brands and Series of Mud Pumps | Forged Steel/Rubber | Standard interface size universal |
| Piston Rod/Intermediate Rod | Full Industry Interchangeable | Same rating mud pumps (e.g. F-1300 only fits 1300HP class pumps) | 42CrMo/Nitrided | Standard thread type cross-brand same tonnage interchangeable |
| Crosshead Pin/Crosshead Bushing/Guide Sleeve | Full Industry Interchangeable | Same tonnage mud pumps | Alloy Steel/Babbitt Metal | ISO standard size universal |
| Packing Gland Assembly(Packing/Spacer Ring/Gland) | Full Industry Interchangeable | All Brands and Series of Mud Pumps | Graphite/Aramid/PTFE | Standard size universal |
| Air Bag Bladder/Air Bag End Cover Seal | Full Industry Interchangeable | All Brands and Series of Mud Pumps | NBR | Standard interface size universal |
| Pressure Gauge/Safety Valve/Pressure Relief Valve | Full Industry Interchangeable | All Brands and Series of Mud Pumps | Carbon Steel/Stainless Steel | Standard interface universal |
| Standard Rolling Bearing/Fastener/O-ring/Oil Seal | Full Industry Interchangeable | All Brands and Series of Mud Pumps | ISO/GB Standard Compliant | GB/ISO standard parts universal for whole industry |
| Fluid Cylinder Assembly(Fluid End) | Same Model Interchangeable Only | EMSCO F Series ↔ Bomco 3NB Series and other similar same model pumps | Forged Steel | Cannot be mixed across brands/tonnages, e.g. F-1300 fluid end only fits F-1300, cannot be used for F-1600 |
| Crankshaft/Gear Set/Drive Shaft/Driven Shaft | Same Model Interchangeable Only | Same brand and model pumps | Forged Steel/Quenched and Tempered Alloy Steel | Only interchangeable within same model, cannot cross brands |
| Crosshead Assembly/Connecting Rod Assembly | Same Model Interchangeable Only | Same brand and model pumps | Forged Steel/Alloy Steel | Only interchangeable within same model |
| Spray/Flush Water Line Assembly | Same Model Interchangeable Only | Same brand and model pumps | Carbon Steel/Stainless Steel | Only interchangeable within same model |
| Suction/Discharge Flange/Pipe Nipple | Same Model Interchangeable Only | Same brand and model pumps | Carbon Steel/Stainless Steel | Only interchangeable within same model |
Crankshaft Assembly
Pinion Shaft Assembly
Crosshead Assembly
Hydraulic Cylinder Assembly
Fluid End Assembly
Pulsation Dampener Assembly
Relief Valve
Spray Lubrication System
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+86 182 2980 0688
sales@cmecn.com
No. 249 Section 2, Furong South Road, Tianxin District, Changsha, Hunan, China
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