DISTRIBUTOR 86333861 — Montabert Compatible
DISTRIBUTOR is a high-strength aftermarket spare part fully compatible with Montabert hydraulic drifters and rock drills. Precision CNC-machined to original-part tolerances. Contact us for stock and delivery on OEM number 86333861.
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DISTRIBUTOR — OEM 86333861
- OEM Number
- 86333861
- Compatible Brand
- Montabert
- Part Type
- Drifter
What the DISTRIBUTOR does
The distributor, or control valve, is the drifter's timing element. It switches hydraulic flow from one side of the percussion piston to the other, setting stroke length and blow frequency. Its clearances are tight, and it depends entirely on clean oil.
Signs it needs replacing
- Irregular or stuttering blow rate
- Drifter that will not start percussion, or will not stop it
- Impact energy that varies with oil temperature
- Scoring or varnish on the spool and bore
Before you fit it
A failed distributor is usually a symptom of contamination, not of age. Change the filters and sample the oil at the same time, or the replacement will pick up the same debris that killed the original.
General guidance for this class of component. Always work to the torque figures, clearances and service intervals in your machine's own manual.
About This Part
Which machines does DISTRIBUTOR (OEM 86333861) fit?
It is used on Montabert hydraulic rock drills and drifters. Models we already carry parts for: HC 25 ROCK DRILL (DRIFTER). If yours is not listed, send us the OEM number and we will confirm the fit.
Is this an original Montabert part?
No. This is an aftermarket part manufactured by KY Rock Drill and CNC-machined to original-part tolerances. We are not affiliated with or an authorised dealer for Montabert; the OEM number is quoted only to identify compatibility.



