QC Lubricants
CAGE CODE 9Y364
7360 Milnor St • Philadelphia, PA 19136
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Radcolube

RADCOLUBE® 2135 HYDRAULIC FLUID
(MIL-PRF-17672D, ISO Grade 68)
Radcolube 2075 Hydraulic Fluid

Hydraulic Fluid, Petroleum Inhibited

Mill Spec: MIL-PRF-17672

DESCRIPTION

REQUIREMENT

TYP. RESULT

TEST METHOD

Kinematic Viscosity, Centistokes

- - -

@ 40 °C

28.8 -35.2 cSt

31.0 cSt

ASTM D455

@ 100 °C

Report

5.5 cSt

ASTM D455

Viscosity Index, minimum

94

102

ASTM D2270

Color of Finished Fluid

Report

Amber

ASTM D1500

Pour Point, °C, maximum

-29 °C

-33 °C

ASTM D97

Flash Point, °C minimum

157 °C

218 °C

ASTM D92

Neutralization Number,

maximum

.20 mg KOH/g

0.03 mg KOH/g

ASTM D974

Neutrality, Qualitative

Neutral

Neutral

FED STD 791-5101

Specific Gravity @ 15.6°C

Report

0.85

ASTM D1298

Water content, percent

None

None

ASTM D95

Ash, sulfated residue, %

maximum

Report

0.54%

ASTM D874

Copper corrosion @

100°C

No. 1 max

1B

ASTM D130

Compatibility

Pass

Pass

Procedure 4.6

Homogeneity

Pass

Pass

Procedure 4.7

Oxidation by rotating

bomb

Report

2200

ASTM D2272

Rust prevention /water

Pass

Pass

ASTM D665/B

Valve sticking

characteristics

Pass

Pass

Appendix B

Contamination mg/100ml,

maximum

4.0

< 1.0

ASTM F313

Foam characteristics

- -

ASTM D892

Tendency, maximum

65 ml

20 ml

ASTM D892

Collapse

Complete collapse

Complete collapse

ASTM D892

Sulfur

Report

-

ASTM D129

Carbon residue

Report

-

ASTM D189

Emulsion test, 30 min

- -

ASTM D1401

Oil layer, maximum

40 ml

< 15 ml

ASTM D1401

Water layer & lacy cuff

40 ml

< 15 ml

ASTM D1401

Lacy cuff, max

3 ml

< 1 ml

ASTM D1401

Oxidation test, hrs, 2.0mg KOH, min

1000

5000

ASTM D943

After 1000 hrs:

- - -

Total sludge, mg, max.

100

< 25 mg

Appendices A & C

Total iron, mg, max

100

< 10 mg

Appendices A & C

Total copper, mg, max

100

< 10 mg

Appendices A & C

Radcolube® RHP2135 is a military specification inhibited petroleum-based hydraulic fluid containing anticorrosion and anti-oxidation additives for use in hydraulic systems and in other applications where a high grade lubricating oil having anticorrosion and anti-oxidation properties is required. This fluid should not be used in systems where a fire resistant fluid is specified.

Radcolube® is a trademark of RADCO INDUSTRIES, INC

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