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MIL-PRF-21260E, Grade 40 is a preservative oil designed to provide long term protection of metal surfaces.  This performance specification covers engine oils suitable for preservation, break-in, and lubrication of reciprocating internal combustion engines of both spark-ignition and compression-ignition types, and of power transmission fluid applications in equipment used in combat/tactical service.  This oil will not corrode copper-lead alloy bearings, will not corrode metals, will neutralize the corrosive effects of acid, and is compatible with oils previously qualified under MIL-PRF-2104, MIL-PRF-21260, and MIL-PRF-46167.

*** FOR CUSTOMERS LOCATED OUTSIDE OF NORTH AMERICA, WE CAN EXPORT WITH AN ORDER MINIMUM OF $5,000 (USD).  FOR EXPORT INQUIRIES, PLEASE CONTACT US.

SPECIFICATIONS MET:
MIL-PRF-21260E, Grade 40  (formerly MIL-L-21260E, Grade 40) (Certificate of Conformance always provided free of charge)

NATIONAL STOCK NUMBERS (NSNs):
9150-01-293-2773    (5-Gallon Pail)
9150-01-293-7697    (55-Gallon Drum)

PRODUCT CROSS REFERENCES:
Tectyl 940 E2 (Daubert)  |  SAE Standard J2361  |  NATO Code C-642

APPLICATION:
MIL-PRF-21260E, Grade 40 is used as provided for internal metal protection and can also be used for external metal protection by dipping the parts to be protected in a vat or spraying the parts to be protected with air sprayers, pump type sprayers or by pouring the product over the parts.

REMOVAL:
Removal of protective films is accomplished by using a steam cleaner or washing the parts in mineral spirits. 

SHELF LIFE:
36 months.  Product ordered from Flywheel Distribution, LLC is guaranteed to have 95% or greater remaining shelf life at time of purchase.

TECHNICAL INFO:
Appearance Dark Brown Liquid
Odor Mild Solvent Odor
Specific Gravity 0.90 - .098
Flash Point (minimum):   300 degrees F 
Melting Point:   Liquid as Provided