Jet Fuel D-1655 Specifications

Property

Jet A or
Jet A-1

Jet B

ASTM
Test Method

Composition

Acidity, total, mg KOH/g, max

0.10

–

D 3242

Aromatics, % vol, max

25

25

D 1319

Sulfur, mercaptan, % mass, max

0.003

0.003

D 3227

Sulfur, total, % mass, max

0.30

0.3

D 1266, D 1552, D 2622
D 4294, or D 5453

Volatility

Distillation, ºC

D 86

Distillation, ºC

         Volume percent recovered

10, max

205

–

20, max

-

145

50, max

Report

190

90, max

Report

245

Final boiling point, max

300

–

Distillation yields, % vol:

Residue, max

1.5

1.5

Loss, max

1.5

1.5

Flash point, ºC, min

38 

–

D 56 or D 3828

Density, 15ºC, kg/m³

775 to 840

751 to 802

D 1298 or D 4052

Vapor pressure at 38ºC, kPa, max

–

21

D 323 or D 5191

Fluidity

Freezing point, ºC, max

– 40 (Jet A)
– 47 (Jet A-1)

– 50

D 2386, D 4305, D 5501, or
D 5972

Viscosity at –20ºC, mm²/sec max

8.0

–

D 445

Combustion

Net heat of combustion, MJ/kg, min

42.8

42.8

D 4529, D 3338, or D 4809

One of the following requirements:

1. Luminometer number, min

45

45

D 1740

2. Smoke point, mm, min

25

25

D 1322

3. Smoke point, mm, min and

18

18

D 1322

naphthalenes, % vol, max

3.0

3.0

D 1840

Corrosion

Copper strip, 2 hr. at 100ºC, max

No. 1   

No. 1   

D 130

 Stability

Thermal stability, 2.5 hr. at 260ºC:

Filter pressure drop, mm Hg, max

25

25

D 3241

Tube deposit, less than

Code 3

Code 3

Contaminants

Existent gum, mg/100 mL, max

7   

7   

D 381

Water reaction, interface rating, max

1b

1b

D 1094

* See the current version of D 1655 for complete requirements.