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NPFC - MIL-PRF-83261

GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR

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Organization: NPFC
Publication Date: 10 September 1990
Status: inactive
Page Count: 8
scope:

This specification covers a grease intended for lubrications of aircraft accessories operating at high speeds and under heavy loads at temperatures ranging from −73°C to +232°C.

intended Use:

The grease covered by this specification is intended for use in aircraft actuators, gears, gearboxes, anti-friction bearings, plain spherical bearings, miniature bearings, and other applications... View More

Document History

MIL-PRF-83261
May 14, 2020
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
The grease covered by the specification is intended for use in aircraft actuators, gears, gearboxes, anti-friction bearings, plain spherical bearings, miniature bearings, and other applications that...
MIL-PRF-83261
January 7, 2011
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
The grease covered by this specification is intended for use in aircraft actuators, gears, gearboxes, anti-friction bearings, plain spherical bearings, miniature bearings, and other applications that...
MIL-PRF-83261
February 13, 1998
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
The grease covered by this specification is intended for use in aircraft actuators, gears, gearboxes, anti-friction bearings, plain spherical bearings, miniature bearings, and other applications that...
MIL-PRF-83261
September 10, 1990
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
The grease covered by this specification is intended for use in aircraft actuators, gears, gearboxes, anti-friction bearings, plain spherical bearings, miniature bearings, and other applications...
MIL-G-83261
April 27, 1983
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
A description is not available for this item.
MIL-G-83261
February 11, 1981
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
A description is not available for this item.
MIL-G-83261
June 2, 1976
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
A description is not available for this item.
MIL-G-83261
August 22, 1975
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
A description is not available for this item.
MIL-G-83261
March 11, 1970
GREASE, AIRCRAFT, EXTREME PRESSURE, ANTI-WEAR
A description is not available for this item.
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References

This document references:
ASTM D1264 - Standard Test Method for Determining the Water Washout Characteristics of Lubricating Greases
Published by ASTM on September 1, 2018
This test method covers the evaluation of the resistance of a lubricating grease to washout by water from a bearing, when tested at 38 °C and 79 °C (100 °F and 175 °F) under the prescribed laboratory...
This document references:
ASTM D1478 - Standard Test Method for Low-Temperature Torque of Ball Bearing Grease
Published by ASTM on May 1, 2020
This test method covers the determination of the extent to which a grease retards the rotation of a slow-speed ball bearing by measuring starting and running torques at low temperatures (below −18 °C...
This document references:
ASTM D1742 - Standard Test Method for Oil Separation from Lubricating Grease During Storage
Published by ASTM on May 1, 2020
This test method covers the determination of the tendency of a lubricating grease to separate oil during storage in both normally filled and partially filled containers. This test method is not...
This document references:
ASTM D217 - Standard Test Methods for Cone Penetration of Lubricating Grease
Published by ASTM on November 1, 2019
These test methods cover four procedures for measuring the consistency of lubricating greases by the penetration of a cone of specified dimensions, mass, and finish. The penetration is measured in...
This document references:
ASTM D2266 - Standard Test Method for Wear Preventive Characteristics of Lubricating Grease (Four-Ball Method)
Published by ASTM on December 10, 2001
This test method covers the determination of the wear preventive characteristics of greases in sliding steel-on-steel applications. It is not intended to predict wear characteristics with metal...
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