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DOD-PRF-85734 Test Specimens

Updated: May 9, 2022

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.



MIL-L-46010 Specimens

Metaspec manufactures test specimens used in quality and conformance testing by Military Specification MIL-L-46010, which covers a heat...

 
 
 
MIL-C-81945 Specimens

Metaspec manufactures test panels and specimens used in quality and conformance testing by Military Specification MIL-C-81945B, which...

 
 
 
ASTM D7450 Test Specimens

Metaspec manufactures test specimens required by Specification ASTM D7450, which covers the performance of rear axle gear lubricants...

 
 
 

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