Casing couplings 13-3/8" K55 BTC D10 CASING COLLAR

Label 1

Size ^a

Outside diameter

Minimum Length

N_­L

 mm

Diameter  of counterbore  

Q^d

mm

Width of

Bearing face

B

 mm

Mass

kg

Outside

Diameter

D

mm

BTC

Regular

W^b,c

mm

BTC Special

Clearance^d

W c

 mm

BTC

BTC

BTC

BTC

Regular

Special

Clearance

1

2

3

4

6

9

11

13

14

4 1/2

114.30

133.35

123.82

225.42

117.86

6.36

6.89

3.48

5

127.00

147.32

136.52

231.78

130.56

7.14

8.38

4.00

5 1/2

139.70

160.02

149.22

234.95

143.26

7.14

9.30

4.47

6 5/8

168.28

187.71

177.80

244.48

171.83

6.35

11.01

5.65

7

177.80

200.03

187.32

254.00

181.36

7.94

13.98

6.28

7 5/8

193.68

215.90

206.38

263.52

197.23

7.94

15.82

9.29

8 5/8

219.08

244.48

231.78

269.88

222.63

9.52

20.86

10.80

9 5/8

244.48

269.88

257.18

269.88

248.03

9.52

23.16

12.02

10 3/4

273.05

298.45

285.75

269.88

276.61

9.52

25.74

13.39

11 3/4

298.45

323.85

---

269.88

302.01

9.52

28.03

---

13 3/8

339.72

365.12

---

269.88

343.28

9.52

31.77

---

16

406.40

431.80

---

269.88

410.31

9.52

40.28

---

18 5/8

473.08

508.00

---

269.88

476.99

9.52

62.68

---

20

508.00

533.40

---

269.88

511.91

9.52

50.10

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