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    Mobil HYJET IV-A PLUS DRUM 55USG | ML Performance UK Car Parts
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Mobil

Mobil HYJET IV-A PLUS DRUM 55USG

Mobil HYJET IV-A PLUS DRUM 55USG

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£7,618.45 £7,466.08 Inc. VAT
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  • Mobil HyJet IV-Aplus is a fire-resistant phosphate ester hydraulic fluid designed for use in commercial aircraft.
  • It is the best-performing Type IV fluid and approaches to a great extent many of the performance capabilities of Type V fluids, including high temperature stability, long fluid life, density, and rust protection.
  • It is superior to all other Type IV fluids in these respects.
  • Mobil HyJet IV-A plus meets the specifications of all major aircraft manufacturers and SAE AS1241.

Specification and Approvals

Property

Acid Number, mgKOH/g, ASTM D974

0.04

Autoignition Temperature, F, ASTM D2155

800

Bulk Modulus, Isothermal secant at 100 F/3000 psi, psi, ASTM D6793

210000

Calcium, ppm, ICPES

103

Chlorine, ppm, XRF

10

Coefficient of Thermal Expansion, 25 to 100 C, per degree C, API MPMS 11.1

0.00086

Conductivity @ 20 C, MicS/cm, ASTM D2624

1.4

Density @ 60 F, lb/USg, ASTM D4052

8.35

Fire Point, Cleveland Open Cup, °F, ASTM D92

370

Flash Point, Cleveland Open Cup, °F, ASTM D92

349

Foam, Sequence I, Collapse Time, s, ASTM D892

15

Foam, Sequence II, Collapse Time, s, ASTM D892

13

Foam, Sequence III, Collapse Time, s, ASTM D892

16

Four-Ball Wear Test, Scar Diameter, 10 kg, 600 rpm, 1 h, 75 C, mm, ASTM D4172 (mod)

0.33

Four-Ball Wear Test, Scar Diameter, 4 kg, 600 rpm, 1 h, 75 C, mm, ASTM D4172 (mod)

0.22

Four-Ball Wear Test, Scar Diameter, 40 kg, 600 rpm, 1 h, 75 C, mm, ASTM D4172 (mod)

0.73

Kinematic Viscosity @ 100 F, mm2/s, ASTM D445

10.6

Kinematic Viscosity @ 127.6 C, mm2/s, ASTM D445

2.6

Kinematic Viscosity @ -15 F, mm2/s, ASTM D445

130

Kinematic Viscosity @ 210 F, mm2/s, ASTM D445

3.6

Kinematic Viscosity @ -65 F, mm2/s, ASTM D445

1320

Potassium, ppm, ICPES/AA

38

Shear Stability, % Kinematic Viscosity Loss, 40 C, %, ASTM D5621

22

Sodium, ppm, ICPES

1

Specific Gravity, 25 C/25 C, ASTM D4052

0.996

Specific Heat Capacity, cal/g-deg.C, Reference

0.41

Sulfur, ppm, ICPES/XRF

224

Viscosity Index, ASTM D2270

280

Water Content, mass%, ASTM D6304

0.1

Foam, Sequence I, Tendency, ml, ASTM D892

27

Foam, Sequence II, Tendency, ml, ASTM D892

23

Foam, Sequence III, Tendency, ml, ASTM D892

28

Pour Point, °F, ASTM D97 / ASTM D5950

-80

NAS 1638 Class, HIAC, ISO 11500

7

Thermal Conductivity at 40 C, Cal / (cm s oC), Reference

0.00033

Applications

Mobil HyJet IV-A plus fire-resistant aviation hydraulic fluid is used in commercial aircraft hydraulic systems where phosphate hydraulic fluids are recommended. It is compatible in all proportions with commercial Type IV and Type V phosphate ester aviation hydraulic fluids.

Mobil HyJet IV-A plus meets or exceeds the following industry and aircraft builder specifications. It is approved against all commercial aircraft manufacturer requirements and is included in their Qualified Products Lists.

Please compare with your original manufacturer's oil specification which can be found in your vehicle manual. Feel free to contact us at info@mlperformance.co.uk if you require any assistance!

To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number (UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.

MOBIL101821

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