Commercial Aviation Fluids

MIL-PRF-6083G

RADCOLUBE® RHP6083

HYDRAULIC FLUID, OPERATIONAL, PETROLIUM BASE, PRESERVATIVE

RADCOLUBE® RHP6083 is a military-qualified, rust-inhibited petroleum hydraulic fluid consisting of synthetic hydrocarbon base oils and additives. The fluid is used both as a preservative for hydraulic systems and components as well as being an operational fluid. RADCOLUBE® RHP6083 demonstrates excellent hydraulic properties, oxidative stability and rust protection in both military and industrial/commercial applications.

Military Symbol

MIL-PRF-6083G

Qualification Numbers

H-6062

Qualification Date

9 August 2016

NATO Code

C-635

Certification Number

C2018-00035

National Stock Numbers Available From Radco

9150-00-935-9807             Quart

9150-00-935-9808             Gallon

9150-00-935-9809             5 Gallon Pail

9150-00-935-9810             55 Gallon Drum

CHARACTERISTICS
REQUIREMENT
TYPICAL RESULTS
TEST METHOD
Kinematic Viscosity,
centistokes
@ 40 °C, minimum

13 cSt

17.7 cSt

ASTM D445
@ -40 °C, maximum

800 cSt

570 cSt

ASTM D445
@ -54 °C, maximum

3500 cSt

2950 cSt

ASTM D445
Flash Point, °C, minimum

82°C

96°C

ASTM D93
Neutralization Number, maximum

0.20 mg KOH/gm

0.18 mg KOH/gm

ASTM D664
Pour Point, °C, maximum

-59°C 

-78°C 

ASTM D97
Water Content

500 ppm

128 ppm

ASTM D6304
Solid Particle Contamination per 100 ml, microns
5 to 25

10,000 max

4,670

FED STD 791D 3012
26 to 50

250 max

165

FED STD 791D 3012
51-100

50 max

30

FED STD 791D 3012
> 100

10 max

5

FED STD 791D 3012
Specific Gravity, @ 15.6 °C
Report
0.876
ASTM D1298
* Data represents typical laboratory samples and are not guaranteed for all samples.

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