Bit Sizes and Clearance - Casing DataAPI CASING

CASING SPECIFICATIONS DIAMETRICAL CLEARANCE

CasingSize O.D.

Weight withCouplings

Outside Diameter of Couplings

Inside Diameter of Couplings BIT SIZE Inches Metric

Inches mm Lbs/Ft kg/m Inches mm Inches mm Inches mm Thousandths Nearest 64th mm Nearest mm

4 1/24 1/24 1/24 1/2

114.3114.3114.3114.3

9.5010.5011.6013.50

14.1415.6317.2620.09

5.005.005.005.00

127.00127.00127.00127.00

4.0904.0524.0003.920

103.89102.92101.6099.57

3 7/83 7/83 7/83 3/4

98.4298.4298.4295.25

.215

.177

.125

.170

7/3211/64

1/811/64

5.464.503.184.32

5434

555

127.0127.0127.0

13.0015.0018.00

19.3522.3226.79

5.5635.5635.563

141.30141.30141.30

4.4944.4084.276

114.15111.96108.61

4 1/44 1/44 1/8

107.95107.95104.77

.244

.158

.151

1/45/325/32

6.204.013.84

644

5 1/25 1/25 1/25 1/25 1/2

139.7139.7139.7139.7139.7

14.0015.5017.0020.0023.00

20.8323.0725.3029.7634.23

6.0506.0506.0506.0506.050

153.67153.67153.67153.67153.67

5.0124.9504.8924.7784.670

127.30125.73124.26121.36118.62

4 3/44 3/44 3/44 5/84 1/2

120.65120.65120.65117.47114.30

.262

.200

.142

.153

.170

17/6413/649/645/32

11/64

6.655.083.613.894.32

75444

6 5/86 5/86 5/86 5/8

168.3168.3168.3168.3

20.0024.0028.0032.00

29.7635.7241.6747.62

7.3907.3907.3907.390

187.71187.71187.71187.71

6.0495.9215.7915.675

153.64150.39147.09144.14

5 7/84 3/44 3/44 3/4

149.22120.65120.65120.65

.1741.1711.041.925

11/641 11/641 3/6459/64

4.4229.7426.4423.49

4302623

77777777

177.8177.8177.8177.8177.8177.8177.8177.8

17.0020.0023.0026.0029.0032.0035.0038.00

25.3029.7634.2338.6943.1647.6252.0956.55

7.6567.6567.6567.6567.6567.6567.6567.656

194.46194.46194.46194.46194.46194.46194.46194.46

6.5386.4566.3666.2766.1846.0946.0045.920

166.07163.98161.70159.41157.07154.79152.50150.37

6 1/46 1/46 1/46 1/8

66

5 7/85 7/8

158.75158.75158.75155.57152.40152.40149.22149.22

.288

.206

.116

.151

.184

.094

.129

.045

9/3213/647/645/323/163/321/8

3/64

7.325.232.953.844.672.393.281.14

75345231

7 5/87 5/87 5/87 5/87 5/8

193.7193.7193.7193.7193.7

24.0026.4029.7033.7039.00

35.7239.2944.2050.1559.04

8.5008.5008.5008.5008.500

215.90215.90215.90215.90215.90

7.0256.9696.8756.7656.625

178.44177.01174.62171.83168.28

6 3/46 3/46 3/46 5/86 1/4

171.45171.45171.45168.27158.75

.275

.219

.125

.140

.375

9/327/321/8

9/643/8

6.985.563.183.569.52

7634

10

8 5/88 5/88 5/88 5/88 5/88 5/88 5/8

219.1219.1219.1219.1219.1219.1219.1

24.0028.0032.0036.0040.0044.0049.00

35.7241.6247.6253.5759.5365.4872.92

9.6259.6259.6259.6259.6259.6259.625

244.48244.48244.48244.48244.48244.48244.48

8.0978.0177.9217.8257.7257.6257.511

205.66203.63201.19198.76196.22193.68190.78

7 7/87 7/87 7/86 3/46 3/46 3/46 3/4

200.02200.02200.02171.45171.45171.45171.45

.222

.142

.0461.075.975.875.761

7/329/643/64

1 5/6431/32

7/849/64

5.643.611.17

27.3024.7622.2219.33

641

27252219

9 5/89 5/89 5/89 5/89 5/89 5/8

244.5244.5244.5244.5244.5244.5

32.3036.0040.0043.5047.0053.50

48.0753.5759.5364.7469.9479.62

10.62510.62510.62510.62510.62510.625

269.88269.88269.88269.88269.88269.88

9.0018.9218.8358.7558.8618.535

228.63226.59224.41222.38220.50216.79

8 3/48 3/48 5/88 5/88 1/28 3/8

222.25222.25219.10219.10215.90212.72

.251

.117

.210

.130

.181

.160

1/411/6413/64

1/83/165/32

6.384.345.333.304.604.06

645354

10 3/410 3/410 3/410 3/410 3/4

273.0273.0273.0273.0273.0

32.7540.5045.5051.0055.50

48.7460.2767.7175.9082.59

11.75011.75011.75011.75011.750

298.45298.45298.45298.45298.45

10.19210.0509.9509.8509.760

258.88255.27252.73250.19247.90

9 7/89 7/89 7/89 5/89 5/8

250.82250.82250.82244.50244.50

.317

.175

.075

.225

.135

5/1611/165/647/329/64

8.054.441.905.723.43

84263

11 3/411 3/411 3/411 3/4

298.4298.4298.4298.4

42.0047.0054.0060.00

62.5069.9480.3689.29

12.75012.75012.75012.750

323.85323.85323.85323.85

11.08411.00010.88010.772

281.53279.40276.35273.61

1110 5/810 5/810 5/8

279.40269.88269.88269.88

.084

.375

.255

.147

5/643/81/4

9/64

2.139.526.483.73

21064

13 3/813 3/813 3/813 3/813 3/8

339.7339.7339.7339.7339.7

48.0054.5061.0068.0072.00

71.4381.1190.78

101.20107.15

14.37514.37514.37514.37514.375

365.12365.12365.12365.12365.12

12.71512.61512.51512.41512.347

322.96320.42317.88315.34313.61

12 1/412 1/412 1/412 1/4

12

311.15311.15311.15311.15304.80

.465

.365

.265

.165

.347

15/3223/6417/6411/6411/32

11.819.276.734.198.81

129749

161616

406.4406.4406.4

65.0075.0084.00

96.73111.61125.01

17.00017.00017.000

431.00431.00431.00

15.25015.12515.010

387.35384.18381.25

1514 3/414 3/4

381.00374.65374.65

.250

.375

.260

1/43/8

17/64

6.359.526.60

6107

2020

508.0508.0

94.00106.50

139.89158.49

21.00021.000

533.40533.40

19.12419.000

485.75482.60

17 1/217 1/2

444.50444.50

1.6241.500

1 5/81 1/2

41.2538.10

4138