MIL-PRF-63460E
3. REQUIREMENTS
3.1 Qualification. CLP furnished under this specification shall be products authorized by the
qualifying activity for listing on the applicable qualified products list (QPL) before contract
award (see 4.1.1, 6.3).
3.1.1 Conformance inspection. When specified, a sample of CLP shall be subjected to a
qualification conformance inspection (see 4.1.2 and TABLE III).
3.2 Support and ownership requirements.
3.2.1 Graphite. CLP shall contain no graphite or powdered metals.
3.2.2 Ozone depleting substances (ODSs). CLP shall contain no ODSs.
3.2.3 Toxicity and hazardous materials. CLP shall have no adverse effect on the health of
personnel when used for its intended purpose.
3.2.4 Color and appearance. CLP shall be uniform in color and appearance when examined
in reflected light, and shall have no visible residue after shaking.
3.2.5
Physical properties. CLP shall conform to properties specified in TABLE I.
TABLE I. Physical properties.
Properties
Values
Flash Point, min
65 °C (149 °F)
Pour Point, max
-59 °C (-74 °F)
Viscosity, Kinematic (w/ solvent) @ +40 °C (104 °F), min
14.0 cSt
Viscosity, Kinematic (w/ solvent evaporated) @ -40 °C (-40 °F), max
5000 cSt (see 6.7)
Wear Preventive Characteristics, avg., Scar Diameter, max
0.8 mm
Falex Load Carrying Capacity, Jaw Load, min
500 lbs
3.3 Interface requirements.
3.3.1 Corrosion production. CLP, when applied to the following metals, shall not produce
visual evidence of corrosion such as pitting, etching, or dark discoloration, nor shall it cause a
weight change in excess of the values in TABLE II:
TABLE II. Allowable weight change.
Metal
mg/sq cm
Metal
mg/sq cm
Zinc
1.5
Copper
1.5
Aluminum
0.2
Magnesium
0.5
Brass
1.0
Cadmium
1.5
Steel
0.2
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