Military Lubricant Fluids

A-A-59290

RADCOLUBE® AAG

(HYDRAULIC FLUID, ARRESTING GEAR)

RADCOLUBE® AAG is a commercial item description (CID) covers a commercially available ethylene glycol that has been modified with corrosion inhibitors.  The modified glycol is generally used in aircraft arresting gear systems as a hydraulic fluid and is not interchangeable with any other type of grade of hydraulic fluid.

ISO 9001: 2015 Certification Number

C2018-00035

National Stock Numbers Available From Radco

9150-00-224-8729            5 Gallon Pail

9150-00-243-1987            55 Gallon Drum

Radco Part Numbers

RADAAG5                            5 Gallon Pail

RADAAG55                          55 Gallon Drum

Finished Fluid Properties Requirement Typical Result Test Method
Phosphate content (calculated as phosphoric acid), percent, minimum
0.56%

0.67%

Paragraph 3.3.1
pH value of a 50 percent aqueous solution (by volume) at 25° ±3°C (77° ±5°F)
7.2 to 7.8

7.5

ASTM D1287
Boiling point, minimum
165°C

174°C

ASTM D1120
Ash content, percent by weight, maximum
0.52%

0.52%

ASTM D1119
Specific gravity of undiluted material at 15.5°C/15.5°C (60°F/60°F)
1.111 to 1.123

1.121

ASTM D1122
Viscosity at 37.7°C (100°F), centistokes, minimum
9.0

9.3

ASTM D445
NaMBT Properties Requirement Typical Result Test Method
Color
Not darker than 15

8

ASTM D1544
Specific gravity at 25°C/25°C (77°F/77°F)
1.27 ± 0.03

1.24

ASTM D1122
Suspended matter
None

None

Visual
Solubility at 25°C ± 5°C (77° ± 8°F) in:
Visual
Water after 24 hours
Soluble; slight haze, maximum

Conforms
Ethylene glycol after 24 hours
Soluble; no haze or cloudiness

Conforms
Water and ethylene glycol after 16 hours
Soluble; slight opalescence, maximum

Conforms
Free alkalinity at 25° ±3°C (77° ±5°F), grams of NaOH per 100 mL of sample
0.05 to 0.75

0.20

ASTM D1121

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