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MODUK - DEF STAN 91-94

Lubricating Oil, Gas Turbine Engine, Synthetic Grade 3 cSt Joint Service Designation: OX-7 (DERD 2468)

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Organization: MODUK
Publication Date: 1 January 1994
Status: active
Page Count: 19
scope:

This INTERIM Defence Standard specifies requirements for one grade of synthetic lubricating oil intended primarily for use in aircraft gas turbine engines and relevant ancillary equipment.Lubricating oil provided to this specification shall possess satisfactory performance and properties when used in appropriate vehicles and/or gas turbines and ancillary equipment operated by the Crown

Document History

DEF STAN 91-94
December 7, 2001
Lubricating Oil, Gas Turbine Engine, Synthetic Grade 3 cSt Joint Service Designation: OX-7
This Defence Standard specifies the requirements for one grade of synthetic lubricating oil intended primarily for use in aircraft gas turbine engines and relevant ancillary equipment. Lubricating...
DEF STAN 91-94
January 1, 1994
Lubricating Oil, Gas Turbine Engine, Synthetic Grade 3 cSt Joint Service Designation: OX-7 (DERD 2468)
This INTERIM Defence Standard specifies requirements for one grade of synthetic lubricating oil intended primarily for use in aircraft gas turbine engines and relevant ancillary equipment.Lubricating...

References

This document references:
ASTM D1298 - Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
Published by ASTM on June 1, 2012
This test method covers the laboratory determination using a glass hydrometer in conjunction with a series of calculations, of the density, relative density, or API gravity of crude petroleum,...
This document references:
ASTM D2532 - Standard Test Method for Viscosity and Viscosity Change After Standing at Low Temperature of Aircraft Turbine Lubricants
Published by ASTM on May 1, 2017
This test method covers the determination of the kinematic viscosity of aircraft turbine lubricants at low temperature, and the percent change of viscosity after a 3 h and a 72 h standing period at...
This document references:
D445 - Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
November 1, 2023
This test method specifies a procedure for the determination of the kinematic viscosity, ν, of liquid petroleum products, both transparent and opaque, by measuring the time for a volume of liquid to...
This document references:
D892 - Standard Test Method for Foaming Characteristics of Lubricating Oils
October 1, 2023
This test method covers the determination of the foaming characteristics of lubricating oils at 24 °C and 93.5 °C. Means of empirically rating the foaming tendency and the stability of the foam are...
This document references:
FED-STD-791E - TESTING METHOD OF LUBRICANTS, LIQUID FUELS, AND RELATED PRODUCTS
Published by ARMY on June 22, 2021
This test method standard is composed of standard test methods for sampling, inspecting and testing lubricants, liquid fuels and related products. It is issued pursuant to the Federal Property and...
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