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Specification of Model A Annular BOP
29/10/2015

List1: Specification of Model A Annular BOP
Model Bore
(in.)
Working
pressure
(MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Close
volume
(l)
Open
volume
(l)
Dimensions
(mm)
Total weight
(For reference)
(kg)
Product Code Hydraulic
Connection
Type
A B C D
FHZ18-21 7 1/6 21/3000 42/6000 ≤10.5
/1500
13.9 11.2 800 926 900 983 1927 FH1821.00 NPT1″ A1
FHZ18-35 35/5000 70/10000 13.9 11.2 800 954 900 1011 1943 ZY8103.00 NPT1″ A1
FHZ18-70 70/10000 105/15000 36 27 1200 1250 1490   6293 RJ11185.00 NPT1″ A2
FHZ35-70 13 5/8 70/10000 105/15000 116 117 1554 1742 1814   15190 RJ11189.00A NPT1″ A2
FHZ54-14 21 1/4 14/2000 21/3000 95.3 94.5 1380 1437 1512   7660 FHZ54-14.00 NPT1″ A2
List2: Specification of Model D Annular BOP
Model Bore
(in.)
Working
pressure (MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Close
volume
(l)
Open
volume
(l)
Dimensions
(mm)
Total weight
(kg)
Product code Hydraulic
connection
A B C D E F
FH18-35 7 1/16 35/5000 70/10000 ≤10.5/1500 21 15 745 797 169 309 31 231 1520 RJ11168.00 NPT1″
FH23-21 9 21/3000 42/6000 34 22.8 902 838 128 494 48 260 2398 RJ11143.00 NPT1″
FH23-35 35/5000 70/10000 42 33 1016 860 110 500 72 262 2986 F9303.00 NPT1″
FH28-21 11 21/3000 42/6000 50 39 1014 870 152 529 52 290 2950 RJ11150.00 NPT1″
FH28-35 35/5000 70/10000 56 72 1146 1110 242 676 74 313 4675 RJ11135.00 NPT1″
FH35-35 13 5/8 35/5000 70/10000 94 69 1271 1150 200 670 85 340 6415 F35.00 NPT1″
 
 
 
 
 
 
 
 
 
List3: Specification of Model RSC Ram BOP
Model Bore
(in.)
Working
pressure
(MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Piston
bore
(mm)
Open
volume
(l)
Close
volume
(l)
Locking type Total weight
(kg)
(reference)
Dimensions
(mm)
Connection
L W H Top Bottom
FZ35-14 13 5/8 14/2000 28/4000 8.4-10.5/
1200-1500
160 2×2.8 2×3.55 Manual 1360 2400 720 335 Studded Flanged
FZ54-14 21 1/4 21/3000 250 2×11.65 2×13.65 4725 3206 1180 705 Studded Flanged
2FZ54-14 4×11.65 4×13.65 8980 3206 1180 1155 Studded Flanged
FZ18-21 7 1/16 21/3000 42/6000 160 2×1.6 2×2 798 1520 540 280 Studded Studded
2FZ18-21 4×1.6 4×2 1660 1520 540 566 Studded Studded
FZ23-21 9 140 2×1.96 2×2.36 820 1708 580 280 Studded Studded
2FZ23-21 4×1.96 4×2.36 1800 1726 595 700 Studded Flanged
FZ28-21 11 220 2×5.2 2×6 1840 2070 675 690 Studded Flanged
2FZ28-21 4×5.2 4×6 3560 2070 970 1070 Studded Flanged
FZ28-21
 (Shear Ram)
300 2×13 2×12.1 2143 2448 812 690 Studded Flanged
2FZ28-21
 (Shear Ram)
2×5.2
 (Top cavity)
2×13
(Bottom cavity)
2×6
(Top cavity)
2×12.1
(Bottom cavity)
3865 2448 812 800 Studded Flanged
FZ35-21 13 5/8 220 2×5.85 2×6.65 2020 2400 780 550 Studded Flanged
2FZ35-21 4×5.85 4×6.65 3620 2400 879 790 Studded Studded
FZ53-21 20 3/4 31.5/4500 250 2×11.65 2×13.65 5365 3206 1180 1100 Flanged Flanged
2FZ53-21 2×11.65 4×13.65 8980 3206 1180 1155 Studded Flanged
FZ18-35 7 1/16 35/5000 70/10000 160 2×1.6 2×2 900 1520 540 450 Studded Flanged
2FZ18-35 4×1.6 4×2 1660 1520 540 566 Studded Studded
 
 
 
List3: Specification of Model RSC Ram BOP
Model Bore
(in.)
Working
pressure
(MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Piston
bore
(mm)
Open
volume
(l)
Close
volume
(l)
Locking 
type
Total weight
(kg)
(For reference)
Dimensions
(mm)
Connection
L W H Top Bottom
FZ23-35 9 35/5000 70/10000 8.4-10.5/
1200-1500
220 2×4.4 2×5 Manual 1735 2027 760 560 Studded Flanged
2FZ23-35 4×4.4 4×5 2912 2027 760 782 Studded Studded
FZ28-35 11 220 2×5.15 2×5.9 2260 2110 780 660 Studded Flanged
2FZ28-35 4×5.15 4×5.9 4250 2110 780 830 Studded Studded
FZ35-35 13 5/8 250 2×8.25 2×8.95 4786 2400 920 710 Studded Flanged
2FZ35-35 4×8.25 4×8.25 6150 2400 920 1360 Flanged Flanged
FZ23-70  
9
70/10000 105/15000 250 2×5.38 2×6.08 3350 1958 915 925 Flanged Flanged
2FZ23-70 4×5.38 4×6.08 6080 1958 915 1345 Flanged Flanged
FZ28-70 11 250 2×7 2×7.7 4870 2250 1020 1040 Flanged Flanged
2FZ28-70 4×7 4×7.7 7730 2250 1020 1470 Flanged Flanged
FZ35-70 13 5/8 340 2×14.7 2×16.6 6377 2670 1240 960 Studded Flanged
2FZ35-70 4×14.7 4×16.6 11950 2670 1240 1485 Studded Flanged
 
 
List4: Specification of Model RSC Ram BOP
Model Bore
(in.)
Working
pressure (MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Piston
bore
(mm)
Open
volume
(l)
Close
volume
(l)
Locking type Total weight
(kg)
(For reference)
Dimensions
(mm)
Connection
L W H Top Bottom
FZ18-70 7 1/16 70/10000 105/15000 8.4-10.5/
1200-1500
200 2×2.75 2×2.75 Manual 1179 2054 510 550 F Flanged
2FZ18-70 4×2.75 4×2.75 2177 2054 510 870 S Flanged
FZ18-105 105/15000 157.5/22500 250 2×7 2×7.5 2520 1976 690 858 F Flanged
2FZ18-105 4×7 4×7.5 4590 1976 690 1278 F Flanged
FZ35-35 13 5/8 35/5000 70/10000 340 2×20 2×22 4000 3380 856 680 F Flanged
2FZ35-35 4×20 4×22 6060 3380 856 1206 Fl Flanged
FZ35-105 105/15000 157.5/22500 2×37 2×42 8260 3065 1115 1053 S Flanged
2FZ35-105 4×37 4×42 14930 3065 1115 1700 S Flanged
FZ28-105 11 34 34 7500 2200 1030 910 S Flanged
2FZ28-105 2×34 2×34 13500 2200 1030 1490 S Flanged

List5: Specification of Model RSL Ram BOP
Model Bore
(in.)
Working
pressure
(MPa/psi)
Strength
pressure
testing
(MPa/psi)
Hydraulic
control
pressure
(MPa/psi)
Piston
bore
(mm)
Open
volume
(L)
Close
volume
(L)
Locking type Total weight
(kg)
(For reference)
Dimensions
(mm)
Connection
L W H Top Bottom
FZ18-21 7 1/16 21/3000 42/6000 8.4-10.5/
1200-1500
150 2×2.9 2×3.3 Manual 383 1400 380 452 Flanged Flanged
2FZ18-21 4×2.9 4×3.3 770 1400 380 642 Flanged Flanged
FZ18-35 35/5000 70/10000 150 2×2.9 2×3.3 493 1400 395 526 Flanged Flanged
2FZ18-35 4×2.9 4×3.3 837 1400 395 738 Flanged Flanged
 
 
 
 
   
 Model Bore
(in.)
Working
pressure
(MPa/psi)
 Strength
pressure
testing
(MPa/psi)
Locking 
type
Total weight
(kg)
(For reference)
Dimensions
(mm)
Connection
L W H Top Bottom
SFZ18-21 7 1/16 21/3000 42/6000 Manual 344 1190 380 450 Flanged Flanged
SFZ18-35 35/5000 70/10000 403 1190 395 556 Flanged Flanged
 
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