Oil Filter 4920071 For Engine CUMMINS

OEM Part Number: 4920071 / Fleetguard LF9050

- Engine Coverage:

- QSK Series: QSK38, QSK60 (marine derated)

- Industrial Power Units: KTA19/38/50 in Komatsu 930E-4 haul trucks

- Marine Propulsion: Compatible with Cummins QSM11 offshore support vessels

- Legacy Replacement: Direct fit for 3937212/4989314 filters with upgraded bypass valve design

Composite filter layer structure:

Outer layer: 304 stainless steel sintered mesh (porosity 45±3%)

Middle layer: wood pulp/glass fibre mixed filter paper (grammage 120g/m²)

Inner layer: electrostatically spun nanofibre membrane (thickness 0.25±0.05mm)

Special treatment process:

Phenolic resin impregnation (curing temperature 180°C x 2h)

Oleophobic treatment (contact angle >110°)

Sensor Integration Ports:

- Dual NPT 1/8" ports for Kistler 4067C3 pressure sensors (±0.25% FS accuracy)

- Real-time data streaming via Cummins ADEPT™ 5.0 analytics

- Military-Grade Sealing:

- Triple-layer 316L stainless steel gasket (SAE J2643 compliant)

- IP67 rating (IEC 60529) with 72hr saltwater immersion validation

- Corrosion Defense:

- Epoxy-polyester hybrid coating (ASTM B117 2,000hrs)

- Resists 10% H2SO4 exposure (NACE MR0175)

Road transport 15L heavy truck engine Long cycle continuous operation 15,000km replacement cycle design
Construction Machinery Hydraulic Excavator Power System High Dust Concentration (>50mg/m³) Cyclone Pre-separation Structure
Genset 1MW standby power system Intermittent start/stop condition Dry start protection design
Ship power Main engine of inland waterway cargo ship High humidity environment (RH＞95%) Moisture-proof and mould-proof treatment