Piston Rod for Kerr KA-3500PT
This Piston Rod is a power-end-to-fluid-end component for the Kerr KA-3500PT reciprocating pump. It connects the crosshead in the power end to the piston in the fluid end, transmitting the reciprocating motion that drives each pumping stroke. It fits the Kerr KA-3500PT pump and weighs about 3.06 lb. This is an aftermarket replacement part offered as a substitute for Kerr SKU KA-265; the brand and part number are listed for identification and cross-reference only and do not indicate OEM manufacture.
What it is
A piston rod connects the crosshead in the power end to the piston in the fluid end, transmitting the reciprocating motion that drives each pumping stroke.
Pump compatibility
Specifications
| Property | Value |
|---|---|
| Weight | 3.06 lb (≈ 1.39 kg, converted) |
| Width | 4.9 cm |
| Height | 4.9 cm |
| Depth | 22.9 cm |
Manufacturer technical notes
Piston Rod for Kerr KA-3500PT (SKU: KA-265) API 7K-certified 35CrMo alloy steel (tensile strength ≥1000MPa) with quenching+tempering (hardness HRC55-60), hard chrome-plated surface (salt spray test ≥1000h corrosion-free), compatible with Kerr KA-3500PT mud pump high-pressure applications, pressure differential resistance ≥35MPa, dynamic load longevity ≥10⁷ cycles.
Verbatim from the Dongli product page on dlhddrilling.com.
Replacement / interchange
Aftermarket replacement cross-referencing Kerr KA-265.
FAQ
- Which pump does this piston rod fit?
- It fits the Kerr KA-3500PT reciprocating pump.
- What does a piston rod do?
- It connects the crosshead in the power end to the piston in the fluid end, transmitting the reciprocating motion that drives each pumping stroke.
- Which part number does this replace?
- It is an aftermarket replacement for Kerr SKU KA-265. The brand and number are used for cross-reference only.
Related parts
All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.
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