Metaspec manufactures test specimens used in grease quality testing according to military specification MIL-G-25013, which covers an aircraft lubricating grease used in anti-friction bearings where operation of low torque equipment requires lubrication for extended periods at low and high temperatures. This grease is identified by NATO symbol G-372.
The following test is required by Specification MIL-G-25013. Click on the test method number for more information about the specimens required for this test.
To read or download this specification, click below.