| Description | Typical Application | Spec. | Temperature Range °C | |
| NS-3913-G1 National Stock Number (NSN) 9150-00-506-8497 | ||||
| Ester, Clay thickened | Fortified with extreme pressure, antiwear and corrosion additives, this lubricant was designed for extreme gear coupling applications under high temperature, high rpm and heavy loads with potential for misalignment and exposure to harsh environmental conditions. Applications include gear couplings for helicopters, gearboxes, splines, differentials, and screw jacks. | Bell Helicopter 204-040-755 055 | -4 | |
