Model	FZ28-105 Single BOP	2FZ28-105 Double BOP	FZ35-105 Single BOP	2FZ35-105 Double BOP
Bore	279.4mm（11 in）	346.1mm（13 5/8 in）
Rated working pressure	105MPa（15000psi）	105MPa（15000psi）
Hydrostatic test pressure	157.5MPa (22500psi)	157.5MPa (22500psi)
Hydraulic control rated working pressure	21 MPa（3000psi）	21 MPa（3000psi）
Recommended hydraulic control operation pressure	8.4-10.5MPa(1200-1500psi)	8.4-10.5MPa(1200-1500psi)
Hydraulic Fluid	Open	14.6 L×2=29.2L	14.6 L×4=58.4L	17.5 L×2=35L	17.5 L×4=70L
Close	16.7L×2=33.4L	16.7L×4=66.8L	20L×2=40L	20 L×4=80L
Closing Ratio	6.9	6.9	6.8	6.8
Locking Screw turns (each end)	23	23	27.5	27.5
Temperature grade of metal material	T-20	T-20
Weight	5515kg	10242kg	8050kg	15200kg

RAM35105S( ).00_ New ram assembly（after optimization）

Size	Ram assembly	Ram body	Front seal	Top seal
2 3/8"	RAM35105SA.00	RAM35105SA.01.00	RAM35105SA.02.00	RAM35105SA.03.00
2 7/8"	RAM35105SB.00	RAM35105SB.01.00	RAM35105SB.02.00	RAM35105SA.03.00
3 1/2"	RAM35105SC.00	RAM35105SC.01.00	RAM35105SC.02.00	RAM35105SA.03.00
3 1/8"	RAM35105ST.00	RAM35105ST.01.00	RAM35105ST.02.00	RAM35105SA.03.00
4"	RAM35105SL.00	RAM35105SL.01.00	RAM35105SL.02.00	RAM35105SA.03.00
4 1/2"	RAM35105SD.00	RAM35105SD.01.00	RAM35105SD.02.00	RAM35105SA.03.00
4 3/4"	RAM35105SM.00	RAM35105SM.01.00	RAM35105SM.02.00	RAM35105SA.03.00
5"	RAM35105SE.00	RAM35105SE.01.00	RAM35105SE.02.00	RAM35105SA.03.00
5 1/2"	RAM35105SF.00	RAM35105SF.01.00	RAM35105SF.02.00	RAM35105SA.03.00
5 3/4"	RAM35105SP.00	RAM35105SP.01.00	RAM35105SP.02.00	RAM35105SA.03.00
6"	RAM35105SQ.00	RAM35105SQ.01.00	RAM35105SQ.02.00	RAM35105SA.03.00
6 5/8"	RAM35105SR.00	RAM35105SR.01.00	RAM35105SR.02.00	RAM35105SA.03.00
7"	RAM35105SG.00	RAM35105SG.01.00	RAM35105SG.02.00	RAM35105SA.03.00
7 5/8"	RAM35105SJ.00	RAM35105SJ.01.00	RAM35105SJ.02.00	RAM35105SA.03.00
8 5/8"	RAM35105SS.00	RAM35105SS.01.00	RAM35105SS.02.00	RAM35105SA.03.00
9 5/8"	RAM35105SH.00	RAM35105SH.01.00	RAM35105SH.02.00	RAM35105SA.03.00
10 3/4"	RAM35105SK.00	RAM35105SK.01.00	RAM35105SK.02.00	RAM35105SA.03.00
Blind	RAM35105SI.00	RAM35105SI.01.00	RAM35105SI.02.00	RAM35105SA.03.00

2FZ35105A.02( )-00 _ Original ram assembly Parts No.

Size	Ram assembly	Ram body	Front seal	Top seal
2 3/8”	2FZ35105A.02A-00	2FZ35105A.02A.02-00	2FZ35105A.02A.01-00	2FZ35105A.02A.03-00
2 7/8”	2FZ35105A.02B-00	2FZ35105A.02B.02-00	2FZ35105A.02B.01-00	2FZ35105A.02A.03-00
3 1/2”	2FZ35105A.02C-00	2FZ35105A.02C.02-00	2FZ35105A.02C.01-00	2FZ35105A.02A.03-00
4”	2FZ35105A.02L-00	2FZ35105A.02L.02-00	2FZ35105A.02L.01-00	2FZ35105A.02A.03-00
4 1/2”	2FZ35105A.02D-00	2FZ35105A.02D.02-01	2FZ35105A.02D.01-00	2FZ35105A.02A.03-00
5″	2FZ35105A.02E-00	2FZ35105A.02E.02-00	2FZ35105A.02E.01-00	2FZ35105A.02A.03-00
5 1/2″	2FZ35105A.02F-00	2FZ35105A.02F.02-00	2FZ35105A.02F.01-00	2FZ35105A.02A.03-00
6”	2FZ35105A.02Q-00	2FZ35105A.02Q.02-00	2FZ35105A.02Q.01-00	2FZ35105A.02A.03-00
6 5/8”	2FZ35105A.02R.00	2FZ35105A.02R.02.00	2FZ35105A.02R.01.00	2FZ35105A.02A.03-00
7″	2FZ35105A.02G-00	2FZ35105A.02G.02-00	2FZ35105A.02G.01-00	2FZ35105A.02A.03-00
7 5/8”	2FZ35105A.02J-00	2FZ35105A.02J.02-00	2FZ35105A.02J.01-00	2FZ35105A.02A.03-00
9 5/8”	2FZ35105A.02H-00	2FZ35105A.02H-02	2FZ35105A.02H.01-00	2FZ35105A.02A.03-00
10 3/4″	2FZ35105A.02K-00	2FZ35105A.02K-02	2FZ35105A.02K.01-00	2FZ35105A.02A.03-00
Blind	2FZ35105A.02I-00	2FZ35105A.02I-02	2FZ35105A.02I.01-00	2FZ35105A.02A.03-00

2FZ28105DA.02( )-00_ Ram assembly Part No

Size	Pipe Ram Assembly Name（Qty）
Ram Assembly （2）	Top Seal （2）	Front Seal （2）	Ram block （2）	Holder （2）	Retracting screw （4）
2 3/8"	FZ28105DA.02A-00	FZ28105DA. 02A.03-00	FZ28105DA. 02A.01-00	FZ28105DA. 02A-02	FZ2870G-02-1	2FZ2870.02A-04
2 7/8"	FZ28105DA.02B-00	FZ28105DA. 02A.03-00	FZ28105DA. 02B.01-00	FZ28105DA. 02B-02-00	FZ2870G-02-1	2FZ2870.02A-04
3 1/2"	FZ28105DA.02C-00	FZ28105DA. 02A.03-00	FZ28105DA. 02C.01-00	FZ28105DA. 02C-02-00	FZ2870G-02-1	2FZ2870.02A-04
4 1/2"	FZ28105DA.02D-00	FZ28105DA. 02A.03-00	FZ28105DA. 02D.01-00	FZ28105DA. 02D-02-00	FZ2870G-02-1	2FZ2870.02A-04
5"	FZ28105DA.02E-00	FZ28105DA. 02A.03-00	FZ28105DA. 02E.01-00	FZ28105DA. 02E-02-00	FZ2870G-02-1	2FZ2870.02A-04
Blind	FZ28105DA.02F-00	FZ28105DA. 02A.03-00	FZ28105DA. 02F.01-00	FZ28105DA .02F-02-00	FZ2870G-02-1	2FZ2870.02A-04
5 1/2"	FZ28105DA.02G-00	FZ28105DA. 02A.03-00	FZ28105DA. 02G.01-00	FZ28105DA. 02G-02-00	FZ2870G-02-1	2FZ2870.02A-04
7"	FZ28105DA.02H-00	FZ28105DA. 02A.03-00	FZ28105DA. 02H.01-00	FZ28105DA. 02H-02-00	FZ2870G-02-1	2FZ2870.02A-04
7 5/8"	FZ28105DA.02I-00	FZ28105DA. 02A.03-00	FZ28105DA. 02I.01-00	FZ28105DA. 02I-02-00	FZ2870G-02-1	2FZ2870.02A-04
4"	FZ28105DA.02J-00	FZ28105DA. 02A.03-00	FZ28105DA. 02J.01-00	FZ28105DA .02J-02-00	FZ2870G-02-1	2FZ2870.02A-04
5 3/4"	FZ28105DA.02K-00	FZ28105DA. 02A.03-00	FZ28105DA. 02K.01-00	FZ28105DA. 02K-02-00	FZ2870G-02-1	2FZ2870.02A-04
6 5/8"	FZ28105DA.02L-00	FZ28105DA. 02A.03-00	FZ28105DA. 02L.01-00	FZ28105DA. 02L-02-00	FZ2870G-02-1	2FZ2870.02A-04

Parts list of shear ram assembly

No.	Description	SBR28105SA.00 P/N	SBR35105SA.00 P/N	Quantity
1	Upper shear ram body	SBR28105SA.02	SBR35105SA.02	1
2	Front Seal	SBR28105SA.03.00	SBR35105SA.03.00	1
3	Left Seal	SBR28105SA.06.00	SBR35105SA.06.00	1
4	Top Seal	SBR28105SA.04.00	SBR35105SA.04.00	2
5	Right Seal	SBR28105SA.05.00	SBR35105SA.05.00	1
6	Lower shear ram body	SBR28105SA.01	SBR35105SA.01	1

Parts list of variable diameter ram assembly of FZ35-105

No.	Description	P/N	Qty
5" - 7" VBR35105SA.00	3 1/2" - 5" VBR35105SB.00	2 3/8-3 1/2 VBR35105SC.00
1	Front Seal	VBR35105SA.02.00	VBR35105SB.02.00	VBR35105SC.02.00	2
2	Top Seal	VBR35105SA.03.00	VBR35105SA.03.00	VBR35105SA.03.00	2
3	Ram body	VBR35105SA.01.00	VBR35105SB.01.00	VBR35105SC.01.00	2
4	Screw	GB/T70.1 M12×85	GB/T70.1 M12×112	GB/T70.1 M12×130	2

Part list of Side Door Seal Structure of FZ28-105

No.	Description	Part No. /Model	Qty.（Single）	Qty.（Double）
12-1	O-ring	FZ28105DA.04-09	2	4
12-2	O-ring	GB1235 460×5.7	4	8
12-3	Skeleton of float seal	FZ2870X-08-12	2	4

Part list of Side Door Seal Structure of FZ35-105

No.	Description	Part No. /Model	Qty.（Single）	Qty.（Double）
12-1	Front rectangular ring	2FZ35105A.03-14	2	4
12-2	O-ring	2S106A01.12.03	2	4
12-3	Skeleton of float seal	2S106A01.12.01	2	4
12-4	Back rectangular ring	2S106A01.12.04	2	4

Part list of Ram Shaft Seal Assembly of FZ28-105

No.	Description	P/N	Qty. （Single）	Qty. （Double）
11-1	Retainer ring	FZ28105DA.04-10	4	8
11-2	Wiper ring	2FZ35105A.03-11	2	4
11-3	Wiper ring holder	FZ2870X-08-16A	2	4
11-4	Y-ring	SKZF133.01	6	12
11-5	Backup ring	SKZF133.03	2	4
11-6	Packing Bearing Ring	FZ2870X-08-20	2	4
11-7	Backup ring	FZ2870X-08-22	2	4
11-8	Washer	FZ28105DA.04-06	2	4

Part list of Ram Shaft Seal Assembly of FZ35-105

No.	Description	P/N	Qty. （Single）	Qty. （Double）
11-1	Retainer ring	SFZ1310-48A	4	8
11-2	Wiper ring	2FZ35105A.03-11	4	8
11-3	Wiper ring holder	2FZ35105A.03-12	4	8
11-4	Y-ring	SKZF135.01	4	8
11-5	Backup ring	SKZF135.02	2	4
11-6	Packing Bearing Ring	SFZ1310-20	2	4
11-7	Bushing	2FZ35105A.03-13	2	4
11-8	O-ring	150×3.55	4	8
11-9	O-ring	136×3.55	4	8

Parts list of Secondary Seal System of FZ28-105/FZ35-105

No.	Description	P/N	Qty. （Single）	Qty. （Double）
14-1	Z1″ External hexagonal blocking	SFZ1310-04	2	4
14-2	Cock	SFZ1310-30	2	4
14-3	Secondary sealing grease	EM-09-1	2	4
14-4	Check Value	SFZ1310.32-00	2	4
14-5	Z1/2″ Internal hexagonal plug screw with hole	SFZ1310-49	2	4

Parts list of Locking Shaft Seal Assembly of FZ28-105/FZ35-105

No.	Description	P/N	Qty. （Single）	Qty. （Double）
29-1	Retainer Ring	GB/T893.1 95	2	4
29-2	Thrust Shaft Sleeve	SFZ1310-21	2	4
29-3	Lip ring cover	2FZ1870DBYS.03-23	2	4
29-4	Lip ring	2FZ1870DBYS.03.22-00	2	4
29-5	Wiper Seat Retainer	SFZ1310-22	2	4
29-6	Wiper Ring	SFZ1310-23	2	4

Parts list of Hinge structure

No.	Description	FZ28-105 Part No./Model	FZ35-105 Part No./Model	Qty. （Single）	Qty. （Double）
9-1	Hinge Pin	FZ3570A-01-1	2FZ2870.01-01	4	8
9-2	O Ring	73×3.55	63×3.55	4	8
9-3	O Ring	56×3.55	48.7×3.55	12	24
9-4	Hinge Bracket	FZ3570A-01-3	2FZ35105A.06-02	4	8
9-5 a	Upper Hinge	FZ28105DA.01.02-00	2FZ35105A.06.01-00	2	4
9-6	O Ring	33.5×3.55	33.5×3.55	4	8
9-7	Hydraulic Connection	FZ3570A-01-5	2FZ35105A.06-03	4	8
9-8	Spring	FZ3570A-01-6	2FZ2870.01-06	4	8
9-9 a	Left Hinge Bracket	FZ3570A-01-7-00	2FZ35105A.06.04-00	1	2
Right Hinge Bracket	FZ3570A-04-1-00	2FZ35105A.12.01-00	1	2
9-10 a	Lower Hinge	FZ28105DA.01.01-00	2FZ35105A.06.05-00	2	4
9-11	O Ring	20×2.65	20×2.65	4	8
9-12	Pin	GB120 B16×55	GB120 B16×60	16	32
9-13	Screw	GB70 M20×50	GB70 M24×70	16	32
9-14	Screw	GB70 M20×60	GB70 M24×70	16	32
9-15	O Ring	25×3.55	36.5×3.55	4	8
9-16	Screw	GB70 M16×45	GB70 M16×60	8	16
9-17	O Ring	25×3.55	25×3.55	4	8
9-18	Washer, Adjust	FZ3570A-01-4	2FZ2870.01-04	8	16
9-19	Needle Bearing	GB290-64 941/35	GB290-64 941/30	4	8
9-20	Bearing	GB301-64 8108	GB301-64 8107	4	8

No.	Description	FZ28-105 Part No./Model	FZ35-105 Part No./Model	Qty. （Single）	Qty. （Double）
1	Body	--	--	1	1
2	Locating Pin	FZ3570A-00-7	SFZ1310-50	2	4
3	Ram Assembly	--	--	--	--
4	Door bolt	FZ28105DA-11	2FZ35105A-08	16/20	32/40
5	NPT 1 Plug	2C01.21	2C01.21	2	4
6	Screw	GB5782 M12×40	GB5782 M12×40	8	16
7	Nozzle flange	2FZ2870-12	2FZ2870-12	2	4
8	O-ring	43.7×3.55	43.7×3.55	2	4
9	Hinge Assembly	See 3.2.9	--	--
10	Ram shaft	FZ28105DA.04-05	2FZ35105A.03-04	2	4
11	Ram Shaft Seal Assembly	See 3.2.5	--	--
12	Side Door Seal Structure	See 3.2.4 侧门密封机构	--	--
13 a	Left Door	FZ28105DA.13-02	2FZ35105A.07-01	1	2
Right Door	FZ28105DA.04-04	2FZ35105A.03-02	1	2
14	Secondary Seal System	See 3.2.6	-
15	Piston	FZ28105DA.04-07	2FZ35105A.03-05	2	4
16	Locking nut	FZ2870X-08-07	SFZ1310-15	2	4
17	Screw	FZ2870X-08-23	GB71 M10×25	2	4
18	Hydraulic cylinder	FZ28105DA.04-03	2FZ35105A.03-03	2	4
19	Locking screw	FZ2870DB-01-01	2FZ35105A.03-08	2	4
20	Cylinder Bolt	FZ28105DA.04-02	2FZ35105A.03-06	16	32
21	Cap Nut	SFZ1310-35	SFZ1310-35	16	32
22	O-ring	SFZ1310-24	SFZ1310-24	4	8
23	O-ring	100×5.3	106×5.3	2	4
24	Wear ring	SFZ1310-12	SFZ1310-12	4	8
25	U-ring	SFZ1310-13	SFZ1310-13	4	8
26	O-ring	SFZ1310-14	SFZ1310-14	4	8
27	O-ring	26.5×2.65	31.5×3.55	8	16
28	Cylinder Manifold	FZ28105DA.04-08	2FZ35105A.03-09	2	4
29	Locking Shaft Seal Assembly	See 3.2.7	--	--
30	Plug NPT 3/4"	SFZ1310-01	SFZ1310-01	2	4
31	Right Cylinder head	FZ28105DA.04-01	2FZ35105A.03-07	1	2
Left Cylinder head	FZ28105DA.13-01	2FZ35105A.07-02	1	2

Spare Parts list for one year

No.	Description	FZ28-105 Part No./Model	FZ35-105 Part No./Model	Qty. （Single）	Qty. （Double）
8	O-ring	43.7×3.55	43.7×3.55	2	4
9-2	O-ring	73×3.55	63×3.55	4	8
9-3	O-ring	56×3.55	48.7×3.55	12	24
9-6	O-ring	33.5×3.55	33.5×3.55	4	8
9-11	O-ring	20×2.65	20×2.65	4	8
9-15	O-ring	25×3.55	36.5×3.55	4	8
9-17	O-ring	25×3.55	25×3.55	4	8
11-2	Wiper ring	2FZ35105A.03-11	2FZ35105A.03-11	2/4	4/8
11-4	Y-ring	SKZF133.01	SKZF135.01	6/4	12/8
11-5	Backup ring	SKZF133.03	SKZF135.02	2	4
11-8	O-ring	N/A	150×3.55	4	8
11-9	O-ring	N/A	136×3.55	4	8
12-1	O-ring (Front rectangular ring)	FZ28105DA.04-09	2FZ35105A.03-14	2	4
12-2	O-ring	GB1235 460×5.7	2S106A01.12.03	4/2	8/4
12-4	Back rectangular ring	N/A	2S106A01.12.04	2	4
14-3	Secondary sealing grease	EM-09-1	EM-09-1	2	4
22	O-ring	SFZ1310-24	SFZ1310-24	4	8
23	O-ring	100×5.3	106×5.3	2	4
24	Wearing ring	SFZ1310-12	SFZ1310-12	4	8
25	U-ring	SFZ1310-13	SFZ1310-13	4	8
26	O-ring	SFZ1310-14	SFZ1310-14	4	8
27	O-ring	26.5×2.65	31.5×3.55	8	16
29-3	Lip ring cover	2FZ1870DBYS.03-23	2FZ1870DBYS.03-23	2	4
29-4	Lip ring	2FZ1870DBYS.03.22-00	2FZ1870DBYS.03.22-00	2	4
29-6	Wiper Ring	SFZ1310-23	SFZ1310-23	2	4

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