1. Basic Information
Part Name: Mud Pump Piston Assembly, φ140 OD
Drawing No.: NB1602.01.06.00
Applicable Equipment: 3NB1602 / 3NB1600 Triplex Drilling Mud Pump, fluid end consumable spare part
Model Code Breakdown:
NB1602: General drawing prefix for 3NB1600 mud pump
01: Fluid End Assembly segment
06: Piston subassembly code
00: Drawing number of complete piston assembly
2. Matching Fluid End Components
NB1602.01.06.00: φ140 Piston Assembly
NB1602.01.01.001: φ140 Cylinder Liner
NB1602.01.017: Piston Rod
NB1602.01.21.001: Stuffing Box Gland Assembly
3. Function & Working Conditions
Function: Mounted on piston rod, reciprocates inside cylinder liner to deliver high-pressure drilling mud; rubber cup provides radial sealing to separate high/low pressure mud, core consumable part of mud pump
Application Industry: Onshore & Offshore Oil Drilling, Shale Oil & Gas, CBM, Geological Exploration Rigs
Compliance Standard: API 7K Specification for Oilfield Mud Pump Spares
Working Medium: Sand-laden highly abrasive drilling mud, continuous high-pressure & reciprocating friction service
4. Material, Dimension & Weight
Structure: Complete assembly including piston hub, wear-resistant cup, retaining ring & press plate
Material:
Piston hub: Forged 42CrMo alloy steel, quenched & tempered
Sealing cup: Polyurethane PU (standard); NBR nitrile rubber (low-temperature optional)
Nominal Outer Diameter: φ140 mm
Net Weight (bare full set): 5.5 kgs per set
Gross Weight with single package: 6.2 kgs per set
Feature: Integral vulcanized structure, anti-sand tearing, resistant to delamination under high pressure
Piston ф140 NB1602.01.06.00 Specifications
| Part Name | Mud Pump Piston Assembly, φ140 OD |
|---|---|
| Drawing No | NB1602.01.06.00 |
| Applicable Equipment | 3NB1602 / 3NB1600 Triplex Drilling Mud Pump, fluid end consumable spare part |
| NB1602 | General drawing prefix for 3NB1600 mud pump |
| 01 | Fluid End Assembly segment |
| 06 | Piston subassembly code |
| 00 | Drawing number of complete piston assembly |
| NB1602.01.06.00 | φ140 Piston Assembly |
| NB1602.01.01.001 | φ140 Cylinder Liner |
| NB1602.01.017 | Piston Rod |
| NB1602.01.21.001 | Stuffing Box Gland Assembly |
| Application Industry | Onshore & Offshore Oil Drilling, Shale Oil & Gas, CBM, Geological Exploration Rigs |
| Compliance Standard | API 7K Specification for Oilfield Mud Pump Spares |
| Working Medium | Sand-laden highly abrasive drilling mud, continuous high-pressure & reciprocating friction service |
| Structure | Complete assembly including piston hub, wear-resistant cup, retaining ring & press plate |
| Piston hub | Forged 42CrMo alloy steel, quenched & tempered |
| Sealing cup | Polyurethane PU (standard); NBR nitrile rubber (low-temperature optional) |
| Nominal Outer Diameter | φ140 mm |
| Net Weight (bare full set) | 5.5 kgs per set |
| Gross Weight with single package | 6.2 kgs per set |
| Feature | Integral vulcanized structure, anti-sand tearing, resistant to delamination under high pressure |
About the Piston ф140 NB1602.01.06.00
The Piston ф140 NB1602.01.06.00 is a oil drilling equipment used in industrial automation, control and power systems. It is rated at Part Name Mud Pump Piston Assembly, φ140 OD, Drawing No NB1602.01.06.00, Applicable Equipment 3NB1602 / 3NB1600 Triplex Drilling Mud Pump, fluid end consumable spare part. This oil drilling equipment is supplied as new, original industrial-grade stock. Each unit is identified by manufacturer part number Piston ф140 NB1602.01.06.00 for accurate procurement and cross-referencing.
Why source the Piston ф140 NB1602.01.06.00 from HDE123
- Verified part number: every Piston ф140 NB1602.01.06.00 is checked against its manufacturer specification before shipment.
- 21 confirmed technical parameters available on this page for engineering review.
- Global delivery with clear lead time and commercial invoice for B2B buyers.
- Fast B2B support: send us the equipment model or an existing part number and our engineers confirm compatibility before you order.
Ordering the Piston ф140 NB1602.01.06.00
To order the Piston ф140 NB1602.01.06.00, add it to your cart and complete checkout, or use the Request a Quote form for volume purchases and replacement / cross-reference enquiries. Lead time: typically 3–10 working days for in-stock items, subject to confirmation. Worldwide shipping is available and a commercial invoice is provided for customs.