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    AR43290 — Kit: Buna/NBR Diaphragm AR50

    AR43290 — Kit: Buna/NBR Diaphragm AR50

    $68.69 USD
    $91.59 USD $68.69 USD
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    Out of stock — we can backorder it

    This part isn’t on our shelf right now, so it can’t be ordered online. Send us a backorder request or give us a call — we’ll check with the manufacturer and confirm price and lead time before anything is ordered.

    Request a backorder Call (509) 838-2209

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    Out of stock right now? We can backorder it — call us or send a backorder request below.

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    (509) 838-2209 Mon–Fri 9 AM–5 PM Pacific · Spokane, WA
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    Get an instant answer on “AR43290 — Kit: Buna/NBR Diaphragm AR50” — fitment, alternatives, or what else you need

    Genuine A.R. (Annovi Reverberi) diaphragm kit — Buna material, part no. AR43290.

    What’s in the Kit

    Qty Part Description
    2 650082 Diaphragm (NBR)
    4 320030 O-ring Ø 31.5x4.5
    1 650520 Diaphragm pulsation dampener (NBR)

    Use this kit when a diaphragm has failed: milky oil or spray mix in the crankcase, oil in the spray tank, or a sudden loss of pressure. After a diaphragm failure, flush the crankcase and refill with fresh AR64532D oil (36 oz).

    Diaphragm material: BlueFlex is what most current AR ag pumps ship with. Match the material already in your pump, or the one your chemical label calls for. Other materials for the AR50: BlueFlex: AR43293 · Desmopan: AR43291.

    Full rebuild for the AR50: AR1920 valves, AR1919 O-rings.

    Not sure which kit you need? Send a photo of the pump label to sales@spraycenter.com or call (509) 838-2209 and we'll match it before you order.

    Details

    Part number AR43290
    Type Diaphragm Kit
    Material Buna

    Fits

    AR50, AR50D series pumps.

    Specifications from A.R. North America. Service parts per the 2024 A.R. Agriculture Product Catalog.

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