Model

FH18-21

FH18-35

FH18-35/70

FH23-21

FH23-35

FH23-35/70

Bore Size (in)

7-1/16

7-1/16

7-1/16

9

9

9

Bit Working Pressure (psi)

3M

5M

5M

3M

5M

5M

Ring Groove

R46

R46

R49

R50

Type

B

B

B

B

B

B

Gals. to Open (1 set)

3.22

3.22

3.22

6.02

8.72

8.72

Gals. To Close (1 set)

4.57

4.57

4.57

8.98

11.1

11.1

Hydraulic Port Size-NPT

1”

1”

1”

1”

1”

1”

Tope Connection (studded)

7-1/16”×3M

7-1/16”×5M

7-1/16”×5M

9”×3M

9”×5M

9”×5M

Bottom Connection (flanged)

7-1/16”×3M

7-1/16”×5M

7-1/16”×10M

9”×3M

9”×5M

9”×10M

Height-A (in)

29.1

31.2

32.28

33

37

38.9

Long-B (in)

29.33

29.33

29.33

35.5

40

40

Weight (lbs)

2893

3212

3418

5275

6734

6921

Model

FH28-35

FH28-35/70

FH28-35/70

FH28-70/105

Bore Size (in)

11

11

11

11

Bit Working Pressure (psi)

5M

5M

10M

10M

Ring Groove

R54

B×158

B×158

Type

B

B

W

W

Gals. to Open (1 set)

14.8

14.8

24.83

24.83

Gals. To Close (1 set)

19

19

30.65

30.65

Hydraulic Port Size-NPT

1”

1”

1”

1”

Tope Connection (studded)

11”×10M

11”×10M

11”×10M

11”×10M

Bottom Connection (flanged)

16”×10M

11”×15M

16”×10M

11”×15M

Height-A (in)

53

55.3

53

55.3

Long-B (in)

57

57

57

57

Weight (lbs)

22946

23980

22946

23980

Model

FH35-35

FH35-35/70

FH35-35/70

FH35-70/105

FH53-21

FH54-14

Bore Size (in)

13-5/8

13-5/8

13-5/8

13-5/8

20-3/4

21-1/4

Bit Working Pressure (psi)

5M

5M

10M

10M

3M

2M

Ring Groove

B×160

B×159

B×159

R74

R73

Type

B

B

W

W

B

B

Gals. to Open Pipe Rams(1 set)

18.2

18.2

32.76

32.76

16.9

Gals. To Close Pipe Rams(1 set)

24.8

24.8

40.16

40.16

32.7

Hydraulic Port Size-NPT

1”

1”

1”

1”

1”

1”

Tope Connection (studded)

13-5/8”×5M

13-5/8”×5M

13-5/8”×10M

13-5/8”×10M

20-3/4”×3M

21-1/4”×2M

Bottom Connection (flanged)

13-5/8”×5M

13-5/8”×10M

13-5/8”×10M

13-5/8”×10M

20-3/4”×3M

21-1/4”×2M

Height-A (in)

44.8

48.2

58.4

61.4

46.14

Long-B (in)

50

50

64.6

64.6

49

Weight (lbs)

13508

13937

32401

33176

10824