DOD-PRF-85734 Test Specimens

Metaspec manufactures test specimens required by military specification DOD-PRF-85734, which covers a synthetic base helicopter transmission system lubricating oil used in helicopter transmissions and gearboxes for air, sea, and ground mobility equipment. These oils are designed for operation within the approximate bulk oil temperature range of -40 to 175 °C (-40 to 350 °F). This specification fulfills the military unique requirement for a high performance aviation transmission lubricant certified for use in the gearboxes and transmissions of all type/model/series helicopters designed to operate on a 5cS lubricant.


The following is a list of tests in Military Specification DOD-PRF-85734 that require test specimens. Some of these tests may be customized for this specification. Click on the test method number for more information about specimens required for each test.

To read or download this specification, click below.


DOD-PRF-85734A
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