AAR 963 Oil

RailroadJournal Bearing Lubricant

Phillips 66®AAR 963 Oil is a high-quality lubricant specially developed for year-round lubrication of plain journal bearings in railcar journal boxes. It meets the requirements of the American Association of Railroads (AAR) Specification M-963-84 for All-Year Journal Box Lubricating Oil.

Features & Benefits

• Formulated for year-round use

• Good wear protection

• Protects against rust and corrosion

• Good foam resistance


• Plain journal bearings in railcar journal boxes

• Traction motor suspension bearings on locomotives

Technical Details

Licenses & Approvals

AAR 963 Oil meets or exceeds the requirements of:

• AAR Specification M-963-84

Additional Details
ISO Grade46
Specific Gravity @ 60°F0.874
Density, lbs/gal @ 60°F7.28
Color, ASTM0.5
Flash Point (COC), °C (°F)235 (455)
Pour Point, °C (°F)-37 (-35)
cSt @ 40°C50
cSt @ 100°C8.4
SUS @ 100°F255
SUS @ 210°F54.4
Viscosity Index143
Foam Test, ASTM D892, Seq. I, mL0/0
Humidity Cabinet Test, ASTM D1748Pass
Moisture, ASTM D95, wt %< 0.1
Pentane Insolubles, ASTM D893 B, wt %< 0.1
Rust Test, ASTM D665 A&BPass