• +1 734 326 6666
  • info@ncservo.com
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Denison Products & Services

Denison Products & Services

We’re a proud carrier of Denison Products & Services. We carry over 15,000 valves in stock. Our owner Eddie Harmon started in 1966 and has run NC Servo since 1975. He’s trained with most manufacturers. We have state of the art test stands and even a Moog factory test stand that we use for calibration and diagnostics. We do a lot of services for Denison proportional valves.

Denison Proportional Valves

We do the following sales and services:

We Sell Denison Proportional Valves

We Repair Denison Proportional Valves

We Modify Denison Proportional Valves

We Rebuild Denison Proportional Valves

Denison Servo Valves

We Sell Denison Servo Valves

We Repair Denison Servo Valves

We Modify Denison Servo Valves

We Rebuild Denison Servo Valves

At the present time, we have 110 Denison valves in stock. We have 15,000 valves in stock between all the brands. More often than not, a Denison valve can be swapped out for another brand. One common example is Moog.

Denison Most Common Series

D4s06    R1ep01   S26    R4v10    DV013

We can Repair The Following Series

Fill out the form below for a quote.


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    38422 Webb Dr
    Westland, MI 48185

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    √ 24 Hr Repair
    √ Quality Since 1975
    √ Servo Valves
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    • +1 734 326 6666
    • 734-326-6696

    Quotation Procedure

    No RMA Required

    To send In for Repair

    Please include a packing slip with your Company name, bill and ship-to addresses, contakt name, emal, phone and fax numbers, and any problems with the unit, if known.

    Standard Delivery

    If the unit is sent in for standard delivery, a quote will be faxed to the contact person within 3-4 business days after receiving. Standard delivery is about 10 working days after approval, based upon parts availability. If repair quote is declined, and the unit is returned unrepaired, a 50$ evaluation fee and all shipping and handling charges apply.

    24 - 48 Hour Hot Rush Evaluation / Repair

    We offer a 24-hour repair ( after approval) for an additional 300$. This must be specified on your paperwork and the charge is above and beyond the repair cost. Same day rush is 500$.

    72 Hour Rush Evaluation / Repair

    We offer a 72-hour repair ( after approval) for an additional 200$. this must be specified on your paper work and this cost is above and beyond the repair cost.
    We stock thousands of parts, however, sometimes we must order special parts. Repairs are not started until all parts are in. If a unit is sent on a 24-48 or 72 hour hot rush basis, and the repair is declined, you are responsible for a 200$ rush evaluation fee. Shipping and handling is additional. All units returned unrepaired are unassembled. A restocking fee will apply to cancelled or returned items. Any questions, please contact Customer Service info@ncservo.com
    ** Use Coupon Below For a No Charge Evaluation And Free UPS ground Shipping With Repair**
    ➡COUPON⬅