Pump Handbook

Viscosity of Common Liquids (Cont.)

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Reprinted from PIPE FRICTION MANUAL, Third Edition. Copyright 1961 by Hydraulic Institute.

Liquid

*Sp Gr at 60 F

VISCOSITY

At F

SSU

Centistokes

Diesel Engine Lubricating Oils (Based on Average Midcontinent Paraffin Base): Federal Specification No. 9170

**.880 to .935

300 to 410

64.5 to 88.8

100

   

140 to 180

29.8 to 38.8

130

Federal Specification No. 9250

**.880 to .935

470 to 590

101.8 to 127.8

100

   

200 to 255

43.2 to 55.1

130

Federal Specification No. 9370

**.880 to .935

800 to 1100

173.2 to 238.1

100

   

320 to 430

69.3 to 93.1

130

Federal Specification No. 9500

**.880 to .935

490 to 600

106.1 to 129.9

130

   

92 to 105

18.54 to 21.6

210

Diesel Fuel Oils: No. 2 D

**.82 to .95

32.6 to 45.5

2 to 6

100

   

39

1 to 3.97

130

No. 3 D

**.82 to .95

45.5 to 65

6 to 11.75

100

   

39 to 48

3.97 to 6.78

130

No. 4 D

**.82 to .95

140 max

29.8 max

100

   

70 max

13.1 max

130

No. 5 D

**.82 to .95

400 max

86.6 max

122

   

165 max

35.2 max

160

Fuel Oils: No. 1

**.82 to .95

34 to 40

2.39 to 4.28

70

   

32 to 45

2.69

100

No. 2

**.82 to .95

36 to 50

3.0 to 7.4

70

   

33 to 40

2.11 to 4.28

100

No. 3

**.82 to .95

35 to 45

2.69 to 5.84

100

   

32.8 to 39

2.06 to 3.97

130

No. 5A

**.82 to .95

50 to 125

7.4 to 26.4

100

   

42 to 72

4.91 to 13.73

130

No. 5B

**.82 to .95

125 to

26.4 to

100

   

400

86.6

130

   

72 to 310

13.63 to 67.1

122

No. 6

**.82 to .95

450 to 3000

97.4 to 660

122

   

175 to 780

37.5 to 172

160

Fuel Oil - Navy Specification

**.989 max

110 to 225

23 to 48.6

122

   

63 to 115

11.08 to 23.9

160

Fuel Oil - Navy II

1.0 max

1500 max

324.7 max

122

   

480 max

104 max

160

Gasoline

.68 to .74

 

.46 to .88

60

     

.40 to .71

100

Gasoline (Natural)

76.5 degrees API

 

.41

68

Gas Oil

28 degrees API

73

13.9

70

   

50

7.4

100

Insulating Oil: Transformer, switches and circuit breakers

 

115 max

24.1 max

70

   

65 max

11.75 max

100

Kerosene

.78 to .82

35

2.69

68

   

32.6

2

100

Machine Lubricating Oil (Average Pennsylvania Paraffin Base): Federal Specification No. 8

**.880 to .935

112 to 160

23.4 to 34.3

100

   

70 to 90

13.1 to 18.2

130

Federal Specification No. 10

**.880 to .935

160 to 235

34.3 to 50.8

100

   

90 to 120

18.2 to 25.3

130

Federal Specification No. 20

**.880 to .935

235 to 385

50.8 to 83.4

100

   

120 to 185

25.3 to 39.9

130

Federal Specification No. 30

**.880 to .935

385 to 550

83.4 to 119

100

   

185 to 255

39.9 to 55.1

130

Mineral Lard Cutting Oil: Federal Specification Grade 1

 

140 to 190

29.8 to 41

100

   

86 to 110

17.22 to 23

130

Federal Specification Grade 2

 

190 to 220

41 to 47.5

100

   

110 to 1125

23 to 26.4

130

Petrolatum

.825

100

20.6

130

   

77

14.8

160

Turbine Lubricating Oil: Federal Specification (Penn Base)

.91 average

400 to 440

86.6 to 95.2

100

   

185 to 205

39.9 to 44.3

130

VEGETABLE OILS: Castor Oil

.96 @ 68 F

1200 to 1500

259.8 to 324.7

100

   

450 to 600

97.4 to 129.9

130

China Wood Oil

.943

1425

308.5

69

   

580

125.5

100

Coconut Oil

.925

140 to 148

29.8 to 31.6

100

   

76 to 80

14.69 to 15.7

130

Corn Oil

.924

135

28.7

130

   

54

8.59

212

Cotton Seed Oil

.88 to .925

176

37.9

100

   

100

20.6

130

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