RADCOLUBE FR457 MIL-H-19457D is a military-specified synthetic, fire-resistant hydraulic fluid consisting of butylated phosphate esters. Designed for safe use in accumulator loaded hydraulic systems operating above 600 lbs psi, MIL-H-19457D(SH)demonstrates outstanding operational performance and fire resistance properties in both military and industrial/commercial naval applications.
ISO 9001: 2015 Certification Number
C2021-00038
Military Symbol
MIL-H-19457D
National Stock Numbers Available From Radco
9150-01-113-2045 Gallon
9150-01-113-2046 5 Gallon Pail
9150-01-113-2047 55 Gallon Drum
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CHARACTERISTICS
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REQUIREMENT
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TYPICAL RESULTS
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TEST METHOD
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| Kinematic Viscosity, centistokes |
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| @ 40 °C, minimum | 38.5 – 45.5 cSt |
43.8 cSt |
ASTM D445 |
| @ 100 °C, maximum | 4.8 cSt |
5.0 cSt |
ASTM D445 |
| Neutrality | Neutral |
Conforms |
METHOD 5101 |
| Evaporation Loss (%wt), maximum | 0.3% |
0.09% |
ASTM D972 |
| Pour Point, °C maximum | -18°C
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-18°C |
ASTM D97 |
| Acid Number, maximum | 0.1 |
0.01 |
ASTM D974 |
| Neutrality, qualitative | Neutral |
Conforms |
Method 5101 |
| Water Content, % | None |
None |
ASTM D95 |
| Refractive Index, Nd @ 40°C | Report |
1.5509 |
ASTM D1218 |
| Foaming Tendency @ 24°C mL maximum | 65 |
10 |
ASTM D892 |
| Form Stability, mL after 10 minutes, maximum | Complete collapse
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Complete collapse
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ASTM D892
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| Specific Gravity | Report |
1.154 |
ASTM D287 |
| Precipitation | 0.01 |
0.00 |
ASTM D91 |
| Appearance | No visible corrosion |
No visible corrosion |
ASTM D892 |
| Acid Number Increase maximum | 0.20 mg KOH/g |
0.09 mg KOH/g |
ASTM D892 |
| Acidity of Water Layer, maximum | 5.0 mg KOH/g |
4.0 mg KOH/g |
ASTM D892 |
| Insolubles, % maximum |
0.5%
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0.004%
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ASTM D892
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