4939587 Cummins Oil Pump For 6BT 6BTA 4BT Engines

Part Number : 4939587
Fitment : Cummins 6BT5.9 6BTA5.9 4BT3.9
Product Name : Fuel Pump
Quality Standard : Genuine Cummins DCEC Quality
Lead Time : 3-15 Days Global Shipping
Pricing : China Cummins Wholesale Price
Payment Terms : T/T, Western union, Paypal
MOQ : Bulk Orders Accepted
Product description：Genuine Cummins 4939587 Oil Pump For 4BT/6BT/ISB 5.9L & QSB 5.9/6.7L(12V/24V) .China Cummins Agent Wholesale Price & High Volume Gear Oil Pump.
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Product Overview:

The 4939587 oil pump is a standard oil pump for Cummins 4BT/6BT/ISB/QSB 5.9L engines., High Volume upgraded oil pump,stable oil pressure and flow, designed for standard load operation. Serves as factory original part and mainstream replacement for after-sales maintenance.

4939587 oil pump Specification:

Category	Details
Basic Info	PN: 4939587 Brand: Genuine Cummins
Compatible Engines	4BT / 6BT 5.9L (12V, 1989–1998) ISB 5.9L (24V, 1998.5–2002) QSB 5.9/6.7L, 4BTA, ISDE & other B-series industrial & construction engines
Physical Parameters	Material: Cast iron housing + hardened steel gears Weight: ~3 lbs (1.4 kg) Dimension (Ref): ~160 × 57 × 100 mm Drive: Driven directly by crankshaft front gear
Key Performance	• Standard : Factory stock flow • High Volume Upgrade: 15–20% higher flow than 12V pump Operating Pressure: • Idle: ≥20 psi (1.4 bar)