Rongsheng Cameron FZ35-35 PARTS

Rongsheng Machinery Manufacture Ltd. Of Huabei Oilfield, Hebei

HRSB 13 5/8”-5000PSI SINGLE RAM BOP P/N:RS11902

HRSB 13 5/8”-5000PSI DOUBLE RAM BOP P/N:RS11903

Rongsheng Cameron type FZ35-35  2FZ35-35 Ram BOP Parts

PIPE Ram assembly parts list

Item 123
DescriptionRam assemblyBlockTop sealFace seal

Ram size

2 3/8″RS11816.07.02.00RS11816.07.02.03RS11816.07.02.02
2 7/8″RS11816.07.03.00RS11816.07.03.03RS11816.07.03.02
3 1/2″RS11816.07.04.00RS11816.07.04.03RS11816.07.04.02
4 1/2″RS11816.07.05.00RS11816.07.05.03RS11816.07.05.02
5 1/2″RS11816.07.07.00RS11816.07.07.03RS11816.07.07.02
9 5/8″RS11816.07.09.00RS11816.07.09.03RS11816.07.09.02
9 7/8″RS11816.07.11.00RS11816.07.11.03RS11816.07.11.02

PIPE Ram assembly parts list

Item 123
DescriptionRam assemblyRamTop sealFace seal

Ram size

10 3/4”RS11816.07.16.00RS11816.07.16.03RS11816.07.01.01RS11816.07.16.02
7 5/8”RS11816.07.17.00RS11816.07.17.03RS11816.07.17.02
3 1/2″

double hole

2 7/8”

double hole

2 7/8″~5″RS11816.07.12.00RS11816.07.12.03RS11816.07.12.01RS11816.07.12.02
4 1/2″~7″RS11816.07.13.00RS11816.07.13.03RS11816.07.13.02
3 1/2″~5 1/2RS11816.07.14.00RS11816.07.14.03RS11816.07.12.02
2 3/8″~3 1/2RS11816.07.18.00RS11816.07.18.03RS11816.07.18.02
Note:Can install head seal and top seal with same size of Cameron.

Parts List of Shear Ram Assembly

1RS11816.07.01.01Top seal, ram2 
2RS11187.10.05ABlade seal, shear ram assembly1borrowed
3RS11816.07.10.01Top ram block, shear ram assembly1 
4RS11816.07.10.02Side seal I, shear ram assembly2 
5RS11816.07.10.03Side seal II, shear ram assembly2 
6RS11816.07.10.04Bottom ram block, shear ram assembly1 

Ram shaft seal structure (I) parts list

ItemPart numberDescriptionQty.
1GB/T893.1Retainer ring 1401
3RS11816.26Y-ring 101.61
4RS11816.27Rectangle seal ring1
5RS11816.28Rectangle seal ring underlay1
6GB/T3452.1O-ring 101.6×81
Note: The table quantity is the number used in one bonnet.

Except for the retainer ring for hole, the parts can also be installed on the Cameron BOP of same specification.

Secondary seal structure parts list

1RS11148.12NPT 1 Plug1
2RS11148.13Press plug1
3 Secondary seal ester1
4RS11148.14.00Single way valve1
5RS11148.20Plug with hole R1/2″1

Part List of the Locking Shaft Sealing Device

No.Part No.DescriptionQuantity
1GB/T3452.1O-ring 76.2×5.31
2RS11816.20Y-ring 76.21
The table quantity is the number used in a locking shaft. The parts can also be installed on the Cameron BOP.

Part List of the Oil Valve

No.NamePart No.QuantityRemarks
1Valve RodRS11187.12.011 
2Valve BodyRS11187.12.021 
3O Ring 21.2X3.55GB/T3452.11 
4Valve CoreRS11187.12.031 

Part List of the Gasket Ring Assembly

No.NamePart No.Quantity
 Seal Ring(Assembly); BonnetRS11882.06.001
1Seal Ring Framework; BonnetRS11882.06.011
2Rubber SpringRS11882.06.022
3O Ring 353X7RS11882.06.031
4O Ring 353X7RS11882.06.031



No.Part No.DescriptionQuantity
1RS11148.02ACap Nut M39x316(32)
2RS11902.08Cylinder Cap2(4)
3GB/T3452.1O Ring 325×74(8)
4See figure 11Locking Shaft Sealing Device2(4)
5RS11902.04Piston Rod for Opening Bonnet2(4)
6RS11902.03Locking Shaft2(4)
7GB/T3452.1O Ring 60×5.34(8)
8GB/T3452.1O Ring 109×5.38(16)
10RS11882.07Hydraulic Cylinder2(4)
11RS11148.37R 3/4” Pipe Plug8(16)
13RS11816.35Ram Support Rod4(8)
14GB/T3452.1O Ring 80×5.34(8)
15See figure 14Seal Ring; Bonnet2(4)
16See figure 6Ram Assembly 
17RS11187.28.00Locking Shaft Seat Assembly2(4)
18F9301.02Cap Nut M30x312(24)
19RS11709.07.06Bolt M30X3X14012(24)
20RS11187.30Locking Screw2(4)
21RS11187.12.00Oil Valve Assembly (See figure 12)2(4)
22GB71-85Set Screw M8X254(8)
23RS11816.29Piston Lock Nut2(4)
25RS11816.19Seal Ring; Piston4(8)
26GB/T3452.1O Ring 90×5.32(4)
27GB/T3452.1O Ring 90×5.34(8)
28RS11902.07Piston Rod for Closing Bonnet2(4)
29RS11902.03Ram ShaftSame as 6
30See figure 8Ram Shaft Sealing Device (Sealing Oil Pressure)2(4)
31RJ11187.02Hydraulic Cylinder Coupling Bolt16(32)
32RS11902.01Bonnet Bolt8(16)
33GB/T3452.1O Ring 71×3.558(16)
34See figure 9Secondary Sealing Device2(4)
35See figure 8Ram Shaft Sealing Device (Sealing Well Pressure)2(4)
36RS11902.05Body; Single Ram BOP1
36(A)RS11903.01Body; Double Ram BOP1
37RS11709.07.02Bolt M30×3×1508(16)
38RS11706.07Bolt M30×38(16)
39RS11148.27Blind Flange1(2)
40API 6AGasket Ring BX1551(2)
41F9301.29NPT 1 Pipe Plug2(4)
42GB/T5781Bolt M16×458(16)
43F9301.30AOil Pipe Saddle2(4)
44GB/T3452.1O Ring 43.7×3.552(4)
45RS11187.25.00Manual Control Assembly2(4)

Fix Bag List




Ram shaft seal: 

See table 8

RS11816.26Y-ring 101.61
RS11816.27Rectangle ring1
RS11816.28Rectangle ring gasket1
GB/T3452.1O-ring 101.6×81


Locking shaft seal: 

See table 10

RS11816.20Y-ring 76.21
GB/T3452.1O-ring 76.2×5.31
25RS11816.19Piston sealing ring1 





See table 14

3RS11816.18O-ring 325X72
7GB/T3452.1O-ring 60X5.32
14GB/T3452.1O-ring 80X5.32
27GB/T3452.1O-ring 90X5.32
8GB/T3452.1O-ring 109X5.34
26GB/T3452.1O-ring 90X5.31
33GB/T3452.1O-ring 71X5.34
44GB/T3452.1O-ring 43.7X5.31
21GB/T3452.1O-ring 21.2X5.31See table 12

Notes: Quantity in the bracket is for sealing parts in one bonnet assy.

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