American-owned & managed · Manufacturing in China since 1996
ESP parts and components
Global cost leader for quality ESP parts. We manufacture ESP internals to OEM drawings for customers worldwide.
What we supply
Collecting System
Collecting plates, support frames and suspension components.
Discharge System
Discharge wires, rigid electrodes and supporting frames.
Rapping System
Electromagnetic rappers, hammers and mechanical rapping components.
Insulators & Seals
Ceramic insulators, rubber boots, gaskets and seals.
Other ESP Parts & Accessories
Gas distribution plates, hopper components and other ESP internals.
Explore Our ESP Parts
Browse 25 representative components. View key technical information, or contact us for a complete catalog and custom parts.

COLLECTING SYSTEM
Modulok Collecting Plate
View Specifications
| DWG. NO. | VPD3256 |
|---|---|
| Height | 1.57” |
| Overalllength | 348” |
| Material | SPCC |

COLLECTING SYSTEM
C480 Collecting Plate
View Specifications
| Width | 18.90” |
|---|---|
| Height | 1.97” |
| Thickness | 0.05” |
| Material | SPCC |

COLLECTING SYSTEM
C485 Collecting Plate
View Specifications
| Width | 19.09” |
|---|---|
| Height | 1.97” |
| Thickness | 0.05” |
| Material | SPCC |

COLLECTING SYSTEM
C735 Collecting Plate
View Specifications
| Width | 28.94” |
|---|---|
| Height | 1.97” |
| Thickness | 0.05” |
| Material | SPCC |

COLLECTING SYSTEM
Z388 Collecting Plate
View Specifications
| Width | 23.03” |
|---|---|
| Height | 1.97” |
| Thickness | 0.05” |
| Material | SPCC |

COLLECTING SYSTEM
ZT24 Collecting Plate
View Specifications
| Width | 20.08” |
|---|---|
| Height | 1.57” |
| Thickness | 0.05” |
| Material | SPCC |

COLLECTING SYSTEM
Positioner
View Specifications
| Part No. | PD3570-11B/PD3570-12D/PD3570-16H |
|---|---|
| Length | 9”/10”/14” |
| Width | 4” |
| Height | 3 1/2” |
| Hole Dia. | 2 1/4” |
| Weight | 2.0 lb/2.5 lb/5.5lb |
| Material | Q235B |

COLLECTING SYSTEM
Anvil
View Specifications
| Part No. | PD3570-11A/PD3570-12C/PD3570-16G |
|---|---|
| Length | 12.8”/13.8”/17.8” |
| Width | 4” |
| Height | 1.5” |
| Holes Dia. on the Top/Bottom Surface | (Ø7/8)”/(Ø1 1/4”) |
| Holes Spacing | 11”/12”/16” |
| Weight | 22 lb/23 lb/30 lb |
| Material | Q235B |

COLLECTING SYSTEM
Spreader
View Specifications
| Part No. | PD3570-10 |
|---|---|
| Width/Height | 1.8”/1.8” |
| Steel Plate Top/Bottom Length | 8”/14” |
| Holes Dia. on the Top/Bottom Surface | (Ø7/8”)/(Ø1 1/4”) |
| Holes Spacing | 8” |
| Round Steel Height/Dia. | (1 1/2”)/Ø0.63” |
| Weight | 10.1 lb |
| Material | Q235B and 20# steel |

COLLECTING SYSTEM
Washer, Plate Support
View Specifications
| Part No. | PB2414 |
|---|---|
| Length/Width | 4”/4” |
| Central Hole Dia. | Ø1 1/16” |
| Height | 3/4” |
| Weight | 3.30 lb |
| Material | Q235B |

COLLECTING SYSTEM
CE Rapping Bar
View Specifications
| Length | 166.9” |
|---|---|
| Width | 3.0” |
| Height | 3.9” |
| Weight | 131.0 lb |
| Material | Q235B |

DISCHARGE SYSTEM
Rigid Discharge Electrode, SUS316L Tube
View Specifications
| Max. Length | 628.50” |
|---|---|
| Tube Dia. | Ø1.50”/Ø2.01” |
| Pin Length | 1.50”/2.24” |
| Pin Spacing | 3”/6” |
| Pin Arrangement | Opposed/Staggered |
| Material | Q235B and SPCC |

DISCHARGE SYSTEM
Rigid Discharge Electrode, variable pin spacing
View Specifications
| Max. Length | 216.54” |
|---|---|
| Length of Cross section/Longitudinal section | 1.38”/0.94” |
| Pin Spacing | 1.97” |
| Pin Arrangement | Staggered U-type |
| Material | Q235B and SPCC |

DISCHARGE SYSTEM
V15 Discharge Electrode
View Specifications
| Max. Length | 118.11” |
|---|---|
| Plate Thickness | 0.06” |
| Plate Width | 0.59” |
| End Tube Dia. | Ø0.31” |
| Pin Length | 1.18” |
| Pin Spacing | 2.95” |
| Pin Arrangement | Throughout |
| Material | Q235B and SPCC |

DISCHARGE SYSTEM
Spiral Electrode
View Specifications
| Wire Diameter | Ø2.5 mm |
| Windings | 60 |
| Material | Per Drawing |
| Tensile Strength | 1700 ± 50 N/mm² |
| Connection | Hook Type |

DISCHARGE SYSTEM
Spring
View Specifications
| Part No. | PA1104/PA1105 |
|---|---|
| Wire Dia. | (Ø25/32”)/(Ø29/32”) |
| Outer Dia. | Ø4.563”/Ø4.875” |
| Inner Dia. | Ø3.00”/Ø3.06” |
| Free Length | 6.5”/7.5” |
| Spring Rate | (2160 lb/in between length of 6.13” and 5.81”)/(3620 lb/in between length of 7.09” and 6.86”) |
| Weight | 10.14 lb/11.46 lb |
| Material | 60Si2MnA |

DISCHARGE SYSTEM
Triple Spring Retainer
View Specifications
| Part No. | PB2280 |
|---|---|
| Steel Plate Central Hole Dia. | Ø2 1/8” |
| Guide Ring Outer Dia. | Ø2.9” |
| Length/Width/Height | (14 3/8”)/(1′-3 3/4”)/2” |
| Weight | 41 lb |
| Material | Q235B and 20# steel |

DISCHARGE SYSTEM
Anti-Sway Insulator
View Specifications
| Length/Width/Height | 17.51”/4.00”/0.75” |
|---|---|
| Weight | 1.60 lb |
| Holes Dia. | Ø1” |
| Rated Working Voltage/Temp. | 80KV at 392°F |
| Colour | White |
| Material | Virgin Telflon(PTFE) |

DISCHARGE SYSTEM
Insulator-Straight Alumina
View Specifications
| Part No. | CPB2481A |
|---|---|
| Height/Inner Dia. | 2’/Ø1′ |
| Thickness | 1” |
| Weight | 138 lb |
| Operating Voltage/Temp. | Rated Voltage≥80KV and Breakdown Voltage≥120KV at 932°F |
| Compression Load Test | Failure Load≥500KN |
| Dielectric Strength | 210V/mil at 78.8°F |
| Volume Resistivity | 4.6*10¹⁰Ω.cm at 572°F |
| Material | 95% Al₂O₃ |

DISCHARGE SYSTEM
Rapper Insulator Rods
View Specifications
| Part No. | PA1511(G11)/PB3400(G11)/PB3051B(G11) |
|---|---|
| Mechanical Strength | Compressive strength≥600MPa/Flexural strength≥150MPa |
| Operating Voltage | Withstand Voltage≥100KV/Breakdown Voltage≥120KV |
| Length | 40”/48”/30” |
| Rod Dia. | Ø2 1/64” |
| Both Ends Dia. | Ø1.5” |
| Weight | 8.8 lb/11.5 lb/5.5 lb |
| Material | Fiber Reinforced Polymer(FRP) G11 Class H |

DISCHARGE SYSTEM
Sliding Base Plate
View Specifications
| Part No. | PB2547 |
|---|---|
| Corona Shield Height/Dia. | (8 7/8”)/Ø1′ |
| Steel Plate Height/Outer Dia. | 1”/Ø2′ |
| Steel Pipes Length/Outer Dia. | 2”/(Ø1.06”) |
| Weight | 105.6 lb |
| Material | Q235B and 20# steel |

DISCHARGE SYSTEM
Heaters
View Specifications
| Outer Dia. of the Circular Ring | Ø14.75” |
|---|---|
| Thickness of the Circular Ring | 3.94” |
| Weight | 5.30 lb |
| Electrical | 460V/480V, 400W |
| Material | Stainless Steel |

DISCHARGE SYSTEM
Suspension Plate
View Specifications
| Part No. | PC2487C |
|---|---|
| Steel Plate Height/Dia. | 1”/Ø28.35” |
| Central Hole Dia. | Ø16.50” |
| Nuts Distance | 26” |
| Weight | 118.60 lb |
| Material | Q235B and 20# steel |

DISCHARGE SYSTEM
Rapper Insulator Rods
View Specifications
| Part No. | PC2937C |
|---|---|
| Steel Plate Height/Dia. | 1”/(Ø1′-4 1/4”) |
| Central Hole Dia. | 2 1/4” |
| Rings Outer Dia./Length | Ø2.87”/0.51” |
| Inch Pipes Length | 3.35” |
| Inch Elbow Angle | 45° |
| Weight | 58.20 lb |
| Material | Q235B and 20# steel |

RAPPING SYSTEM
Electric Single Impact Rappers(ESI)
View Specifications
| Part No. | CPD3588/CPD3418-WK |
|---|---|
| Height | 31.5”/27.0” |
| Flange Holes Dia. | Ø0.56”/Ø0.69” |
| Flanges Dia. | Ø9.06”/Ø9.49” |
| Weight | 46.3 lb/38.7 lb |
| Voltage | 120Vdc/240Vdc |
| Coil Resistance | 2.5Ω/8.3Ω |
| Color | Finished with gray primer and topcoat |
| Material | Q235B and Stainless steel |

RAPPING SYSTEM
Rapping Bearings
View Specifications
| Height | 37.46”/37.50” |
|---|---|
| Upper/Lower Flange Holes Dia. | Ø0.55”/Ø0.43” |
| Upper/Lower Flange Dia. | Ø9.00”/Ø8.00” |
| Weight | 46.3 lb |
| Voltage | 120Vdc/240Vdc |
| Coil Resistance | 2.6Ω/4.6Ω |
| Color | Finished with gray primer and topcoat |
| Material | Q235B and Stainless steel |

RAPPING SYSTEM
Rapping Hammer
View Specifications
| Height | 12.1” |
|---|---|
| Width | 5.2” |
| Hammer Radius | R1.6” |
| Weight | 15.5 lb |
| Material | 20# Steel and 45# Steel |

RAPPING SYSTEM
Hypalon Rapper Boot Seal
View Specifications
| Part No. | PB3293 |
|---|---|
| Top/Bottom Port Inner Dia. | Ø2”/(Ø2 7/8”) |
| Height | 4” |
| Thickness | 3/16” |
| Weight | 0.44 lb |
| Colour | Black |
| Material | Chlorosulfonated Polyethylene (CSM) |

RAPPING SYSTEM
Fluoroelastomer Rapper Boot Seal
View Specifications
| Part No. | PB3280 |
|---|---|
| Top/Bottom Port Inner Dia. | Ø2”/(Ø4 1/2”) |
| Height | 4 3/8” |
| Thickness | 3/16” |
| Weight | 0.83 lb |
| Colour | Black |
| Max. Elongation | 500% |
| Shore A Hardness | 50-60 |
| Material | Fluoroelastomer (FKM) |

RAPPING SYSTEM
Rapper Rod Boot Clamps
View Specifications
| Part No. | PB3283/WA42436 |
|---|---|
| Clamp Dia. Range | (Ø2” to Ø2 9/16”)/(Ø4 1/16” to Ø5”) |
| Compatibility | used on Upper/Lower rubber rod boot |
| Weight | 0.05 lb/0.08 lb |
| Material | Stainless steel |

RAPPING SYSTEM
Rapper Piston
View Specifications
| Part No. | PB3562 |
|---|---|
| Piston Body Length/Dia. | 18”/(Ø2 1/4”) |
| Steel Head Length/Dia. | 1/2”/(Ø1 1/4”) |
| Piston Fillet Rad. | R1/4” |
| Weight | 20 lb |
| Material | 45# steel and Stainless steel |

RAPPING SYSTEM
Rapper Socket for Vibrator
View Specifications
| Part No. | PB2273 |
|---|---|
| Outer Dia. | Ø2.4” |
| Length | 5” |
| Chamfer | 3/8”*45° |
| Weight | 3.16 lb |
| Material | 20# Steel |

RAPPING SYSTEM
Sleeve Assembly
View Specifications
| Length | 5.12” |
|---|---|
| Outer Dia. | Ø2.80” |
| Inner Dia. | Ø1.97” |
| Weight | 4.50 lb |
| Material | 25# Steel |

RAPPING SYSTEM
Clamp Coupling
View Specifications
| Part No. | PA1146C |
|---|---|
| Total Length | 7” |
| Max. Outer Dia. | Ø3.3” |
| Opening Dia. at Both Ends | Ø2.7”/Ø1.9” |
| Slot Length | 2.0” |
| Slot Width | 0.5” |
| Weight | 8.8 lb |
| Material | 20# Steel |

RAPPING SYSTEM
Dust Bearing
View Specifications
| Height | 11.5” |
|---|---|
| Length | 9.1” |
| Width | 4.3” |
| Weight | 16.75 lb |
| Material | 20# Steel |

RAPPING SYSTEM
Stop Ring
View Specifications
| Outer Dia. | Ø3” |
|---|---|
| Inner Dia. | Ø2” |
| Thickness | 0.7” |
| Weight | 0.88 lb |
| Material | 316L and 20# Steel |

Drag Scraper
Bearing
View Specifications
| Bushing Outer/Inner Dia. | (Ø7 1/4”)/(Ø6 1/8”) |
|---|---|
| Bushing Width | 10” |
| Base Length/Width/Height | (1′-6”)/7”/(1 7/8”) |
| Base Slot Dia. | Ø1 5/8” |
| Base Tilt Angle | 40° |
| Weight | 106 lb |
| Material | Cast Iron |

Drag Scraper
Locking Collar, Tailshaft
View Specifications
| Outer Dia. | Ø5.4” |
|---|---|
| Inner Dia. | Ø3.9” |
| Weight | 3.6 lb |
| Material | SPCC |

Drag Scraper
Bushing, Split Tailshaft
View Specifications
| Part No. | PB3222 |
|---|---|
| Length | 4” |
| Outer/Inner Dia. | Ø5”/Ø4” |
| Open Edge Dia. | Ø5.25” |
| Chamfer | 0.03”*45° |
| Weight | 8.15 lb |
| Material | Graphalloy |
For OEM and replacement projects
OEM component supply
Manufacturing to customer drawings with agreed materials, dimensions and inspection requirements.
Replacement parts
Technical assessment of parts for existing ESP configurations using available drawings or reference dimensions.
Custom & non-standard parts
Review of drawings, samples and specifications for customized or non-standard ESP components.
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