Engine Lubricating Oil

Model / MPN: M21260-4-40W | NSN: 9150-01-293-7697

A petroleum oil, a synthetically prepared product, or a combination thereof, prepared primarily for lubrication in crank cases of internal combustion engines. It usually contains additives for corrosion prevention and oxidation prevention, and may contain detergents. See also lubricating oil, general purpose. It does not include lubricating oil, aircraft piston engine.

Product Details

NATO Stock Number

9150-01-293-7697

Sold in multiples of

1 DR

DEMIL

Fatty Material Type

Any acceptable

Basic Ingredient

Any acceptable

Service Characteristics

Any acceptable

Quantity Within Each Unit Package

55.000 gallons

Viscosity At Rated Temp

12.50 100 degrees fahrenheit and 16.30 100 degrees fahrenheit

Maximum Pour Point

-15.0 degrees celsius

Minimum Flash Point And Test Method

225.0 degrees celsius cleveland open cup

Nondefinitive Specification/std Data

40 grade

M21260 Series Parts

Pricing and Availability

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M21260-4-40W Cross Reference

MIL-PRF-21260
MIL-L-21260