Part Number SKYDROL 500B-4 Hydraulic Fluid Fire Resistant in stock with ready to ship. Get an instant quote for Monsanto Co part number SKYDROL 500B-4 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for SKYDROL 500B-4. Our dedicated account manager will get back to you within 15 minutes.