KasperCalc: Nominal Density

Nominal Density Chart

Data from "Coordinating Research Council", CRC 530

Dashed lines represent linearly extrapolated data beyond 194 °F (CRC 530 data range limit).

Toggle data sets by clicking the legend.

Jet Fuel Percent Volume Change Chart

ΔV/V₀ = (ρ₀ − ρ(T)) / ρ(T) × 100%, referenced to 68 °F (20 °C). Negative values mean the fuel is denser (contracted) relative to room temperature.

Dashed lines represent linearly extrapolated data beyond 194 °F (CRC 530 data range limit).

Toggle data sets by clicking the legend.

Nominal Density Calculator

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Specific Gravity*:

Specific Gravity**:

Specific Gravity***:

°API****:

% Vol. Change from 68°F:

% Density Change from 68°F:

Specific Gravity is a Contentious Unit

* SG based on static density of water of 1000 (kg/m³) *

** SG based on static density of water of 998 (kg/m³) **

*** SG based on temperature dependent density of water ***

**** °API is typically referenced at 60°F ****

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Specific Gravity Calculator

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Min/Max Jet Fuel Density

Nominal Density by Temperature (kg/m³)

Temperature (°F)	Av. Gas	JP-4, Jet B	JP-7, TS	JP-8, Jet A, Jet A-1	JP-5	RJ-4	JP-10	JP-9	RJ-6	RJ-5
-40	752	806	832	851	858	967	978	988	1059	1118
-30	747.14	801.64	827.97	846.91	853.91	963.25	973.86	984.19	1055.4	1114.1
-20	742.28	797.29	823.94	842.85	849.85	959.5	969.75	980.4	1051.8	1110.1
-10	737.42	792.96	819.92	838.8	845.8	955.75	965.68	976.63	1048.2	1106.2
0	732.56	788.66	815.89	834.77	841.77	952	961.64	972.88	1044.6	1102.3
10	727.69	784.37	811.86	830.75	837.75	948.25	957.65	969.14	1040.9	1098.4
20	722.83	780.1	807.83	826.76	833.76	944.5	953.69	965.43	1037.3	1094.6
30	717.97	775.85	803.81	822.79	829.79	940.75	949.78	961.74	1033.7	1090.8
40	713.11	771.63	799.79	818.85	825.85	937	945.89	958.07	1030.1	1087
50	708.25	767.46	795.8	814.95	821.95	933.25	942	954.46	1026.5	1083.2
60	703.4	763.32	791.82	811.08	818.08	929.51	938.13	950.87	1022.9	1079.4
70	698.54	759.19	787.83	807.22	814.22	925.76	934.31	947.3	1019.3	1075.7
80	693.68	755.05	783.82	803.36	810.36	922.01	930.56	943.72	1015.6	1072
90	688.82	750.89	779.77	799.48	806.48	918.26	926.9	940.11	1012	1068.2
100	683.95	746.69	775.66	795.57	802.57	914.5	923.37	936.47	1008.4	1064.5
110	679.07	742.45	771.49	791.63	798.63	910.74	919.97	932.78	1004.9	1060.7
120	674.2	738.18	767.28	787.67	794.67	906.97	916.62	929.07	1001.3	1057
130	669.31	733.89	763.03	783.7	790.7	903.2	913.33	925.33	997.7	1053.2
140	664.43	729.58	758.74	779.72	786.72	899.43	910.1	921.58	994.14	1049.4
150	659.54	725.25	754.41	775.72	782.72	895.65	906.94	917.81	990.58	1045.7
160	654.65	720.91	750.05	771.72	778.72	891.87	903.85	914.02	987.03	1041.9
170	649.76	716.54	745.66	767.7	774.7	888.09	900.84	910.21	983.48	1038.1
180	644.86	712.16	741.24	763.66	770.66	884.31	897.92	906.38	979.94	1034.3
190	639.96	707.76	736.79	759.62	766.62	880.52	895.1	902.54	976.41	1030.5
200	635.06†	703.36†	732.3†	755.54†	762.54†	876.72†	892.38†	898.66†	972.9†	1026.6†
210	630.16†	698.96†	727.8†	751.44†	758.44†	872.92†	889.68†	894.76†	969.4†	1022.6†
220	625.26†	694.56†	723.3†	747.34†	754.34†	869.12†	886.98†	890.86†	965.9†	1018.6†
230	620.36†	690.16†	718.8†	743.24†	750.24†	865.32†	884.28†	886.96†	962.4†	1014.6†
240	615.46†	685.76†	714.3†	739.14†	746.14†	861.52†	881.58†	883.06†	958.9†	1010.6†
250	610.56†	681.36†	709.8†	735.04†	742.04†	857.72†	878.88†	879.16†	955.4†	1006.6†
260	605.66†	676.96†	705.3†	730.94†	737.94†	853.92†	876.18†	875.26†	951.9†	1002.6†
270	600.76†	672.56†	700.8†	726.84†	733.84†	850.12†	873.48†	871.36†	948.4†	998.6†
280	595.86†	668.16†	696.3†	722.74†	729.74†	846.32†	870.78†	867.46†	944.9†	994.6†
290	590.96†	663.76†	691.8†	718.64†	725.64†	842.52†	868.08†	863.56†	941.4†	990.6†
300	586.06†	659.36†	687.3†	714.54†	721.54†	838.72†	865.38†	859.66†	937.9†	986.6†
310	581.16†	654.96†	682.8†	710.44†	717.44†	834.92†	862.68†	855.76†	934.4†	982.6†
320	576.26†	650.56†	678.3†	706.34†	713.34†	831.12†	859.98†	851.86†	930.9†	978.6†
330	571.36†	646.16†	673.8†	702.24†	709.24†	827.32†	857.28†	847.96†	927.4†	974.6†
340	566.46†	641.76†	669.3†	698.14†	705.14†	823.52†	854.58†	844.06†	923.9†	970.6†
350	561.56†	637.36†	664.8†	694.04†	701.04†	819.72†	851.88†	840.16†	920.4†	966.6†

† Values beyond 194°F are linearly extrapolated from the last measured CRC 530 data points, consistent with the dashed lines shown in the chart above.

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