Hanchi Auto Parts
3803138 Water Pump Suitable for Cummins N88 High Quality
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Looking for 3803138? It is the Cummins OE reference for a cooling water pump used on N88 engines. The replacement we supply keeps the same fit and pulley dimensions. Net weight 8.90 kg, packed 2 per carton.
Which engines use the 3803138 water pump?
Fitment covers N88.
Match your engine model to the list and the pump will fit without rework.
What are the specifications of 3803138?
| Parameter | Value |
| OE number | 3803138 |
| Fits brand | Cummins |
| TO Belt pulley height | 86 |
| TO Impeller height Ⅱ | 29.8 |
| TO Shaft head height | 86 |
| Pulley Jumping | 0 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | 3-3/8-16UNC |
| Belt pulley thread | 2-3/8-16UNC |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | Neutral finish, no third-party logos |
| Appearance Ⅱ | Clean surface: no dirt, rust or paint peeling |
| Assembly rotation | Turns freely by hand, no sticking or noise |
| Included Component 1 | O32X3.5 |
| Net weight | 8.90 kg |
| Packing | 2 pcs/ctn, 19.80 kg gross |
Packing and quality checks
For shipping estimates, count on 2 pumps per carton (19.80 kg, 59 x 38 x 21 cm).
Every pump leaves the line after a leak test at a negative pressure of 0.1 MPa. No leaks, no exceptions.
Frequently asked questions
What vehicles or engines does 3803138 fit?
3803138 fits N88 engines. It is a Cummins application water pump, and our aftermarket unit replaces it directly.
Is 3803138 available from stock?
Yes, this number is in regular production. Lead time for carton quantities is usually a few days; ask us for current stock before ordering.
How much does the 3803138 water pump weigh?
One pump weighs 8.90 kg net. A full carton of 2 pieces comes to 19.80 kg gross.
How do I confirm 3803138 is the pump I need?
Check the OE number stamped on your old pump or in the parts book, then compare engine model and pulley height with the spec table on this page. If anything is unclear, send us a photo of the old unit.
Message us with the OE number off your old pump. We reply with fitment confirmation and a price the same day.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.
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