Caterpillar CAT 1W1695 (1W-1695) 24V Electric Fuel Transfer Pump for 3304/3306/3406B Engines
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| Product Name | Fuel supply pump (fuel lift pump) |
| OEM Part Number | 1W1695, 1W-1695, 279-4980, 2794980, 0R-3537, 0R3537, 7N-6831, 7N6831 |
| Voltage | 24 VDC |
| Pump Type | Electromagnetic |
| Function | Draw fuel from the fuel tank and deliver it to the injection pump at a constant pressure |
| Height | 4.6 inches (approx. 116.8 mm) |
| Length | 4.6 inches (approx. 116.8 mm) |
| Material | Cast Iron |
| Quality Grade | Aftermarket Replacement Part, Meets or Exceeds OEM Specifications |
Manufacturer No.
1W16951W-1695
OEM Part No.
1W16951W-1695279-498027949800R-35370R35377N-68317N68317N-6381
Engine Part No.
Caterpillar 3304Caterpillar 3304BCaterpillar 3306Caterpillar 3306BCaterpillar 3306CCaterpillar 3406BCaterpillar 3408 (Early)Caterpillar 3066Caterpillar 3106
Interchange No.
M-1W16953801591W16951W-1695279-498027949800R-35370R35377N-68317N68311W1700
Fitment Vehicles
Caterpillar 320 Series ExcavatorCaterpillar 325 Series ExcavatorCaterpillar 330 Series Excavator (E330, E330B, E330C)Caterpillar 350 Series ExcavatorCaterpillar 215 ExcavatorCaterpillar 225 ExcavatorCaterpillar 229 ExcavatorCaterpillar 235 ExcavatorCaterpillar 235D ExcavatorCaterpillar E240 ExcavatorCaterpillar E300 ExcavatorCaterpillar 966C Wheel LoaderCaterpillar 966D Wheel LoaderCaterpillar 950E Wheel LoaderCaterpillar 936F Wheel LoaderCaterpillar 970F Wheel LoaderCaterpillar 972G Wheel LoaderCaterpillar 963 Crawler LoaderCaterpillar 12G GraderCaterpillar 12H GraderCaterpillar 140G GraderCaterpillar 140H GraderCaterpillar 14G GraderCaterpillar 160G GraderCaterpillar 160H GraderCaterpillar D6D bulldozerCaterpillar D7G bulldozerCaterpillar D7H bulldozerCaterpillar D250B Articulated TruckCaterpillar D250E Articulated TruckCaterpillar D300B Articulated TruckCaterpillar 816B CompactorCaterpillar 815B CompactorCaterpillar 65/65B/65C/65D Loader
Fuel System - Industrial Encyclopedia
Professional supply of Caterpillar 1W-1695 fuel transfer pump (fuel lift pump), suitable for CAT 3304, 3306, 3406B and early 3408 diesel engines. This pump features a 24V electric in-line design, ensuring stable fuel delivery from the tank to the injection pump, guaranteeing smooth cold starts and stable performance under heavy load conditions. As a high-quality aftermarket replacement, it directly replaces OEM numbers 1W1695, 1W-1695, 279-4980, 0R-3537, 7N-6831. Widely compatible with Caterpillar excavators (E330, E330B, 215, 225, 235, 350), loaders (966C, 966D, 950E), motor graders (12G, 140G, 12H) and bulldozers (D6D, D7G) and other construction machinery.