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Oilfield drilling rig

Hydraulic Disc Brake System

Working Cylinder Assembly

Working Cylinder Assembly for oilfield drilling equipment maintenance and replacement. Send part number, equipment model or product photo for quotation and compatibility support.

Category: Hydraulic Disc Brake SystemSource: pratt-oil.ruProduct: Working Cylinder Assembly
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Working Cylinder Assembly

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Application

Working Cylinder Assembly for oilfield drilling equipment maintenance and replacement. Send part number, equipment model or product photo for quotation and compatibility support.

Supply Support

Specification matching, export packaging, WhatsApp and email communication support for oilfield buyers.

Specifications

Models and Technical Specifications

Source specification tables preserve merged cells while structured admin data remains editable.

Specification Table 1

Hydraulic Disc-Brake Unit
NameNo. 1NameNo. 1
Safety TongPSZ75ARepair KitKG80
Safety TongPSZ65A/DRepair KitKG75
Working TongPSZ75ARepair KitBG120
Working TongPSZ65A/DRepair KitKG120
Safety Caliper Hydraulic Cylinder AssemblyPSZ75ADisc Spring140*8
Safety Caliper Hydraulic Cylinder AssemblyPSZ65ATension SpringKG80/75 FT-A
Working Cylinder AssemblyPSZ75/65RollerKG80 30*223
Repair KitPSZ75/65RollerKG80 40*270
Repair KitPSZ75/65RollerKG80 30*144
Disc Spring140*10Safety Caliper Hydraulic Cylinder AssemblyPZ40
Disc Spring140*10Safety Caliper Hydraulic Cylinder AssemblyPZ40
Tension SpringPSZ75/65，PZ40Safety Caliper Hydraulic Cylinder AssemblyPZ40
Working Cylinder AssemblyBG80Repair KitPZ40
Safety Caliper Hydraulic Cylinder AssemblyKG80Repair KitPZ40
Safety Caliper Hydraulic Cylinder AssemblyKG75Repair KitPZ40
Working Cylinder AssemblyBG120Disc Spring140*8
Safety Caliper Hydraulic Cylinder AssemblyKG120Working Cylinder AssemblyBG-00
Repair KitBG80Safety Caliper Hydraulic Cylinder AssemblyKG-00
Repair KitKG80Repair KitBG-00
Repair KitKG75Repair KitKG-00
Repair KitBG120Disc SpringJG185－05/BG-47
Repair KitKG120Tension SpringSC125－03 KQ-48
NameNo. 1No. 2No. 3
Safety tongPSZ75A-2-00BK-0-7A
Brake ShoePSZ75A-2-01BK-1-7A
Spring Washer 12GB862.1-87M12
Hex Bolt M12 × 30GB32.1-88A-86M12×30
Tong BodyPSZ75A-2-02.00BK-2-7A
BushingPSZ75A-2-14BK-3-7A
RollerPSZ75A-2-16BK-4-7A
BushingPSZ75A-2-15BK-3-7A1
LeverPSZ75A-2-03BK-5-7A
PlugPSZ75A-2-09BK-6-7A
Welded Bolt M6 × 15GB68-85GB68-85M6×12
RollerPSZ75A-2-08BK-4-7A1
BushingPSZ75A-2-07BK-3-7A2
Retaining Ring 35GB894.2-86GB894.2-86
Oiler M8*1GB1152-79GB1152-79M8×1
Safety Caliper Hydraulic Cylinder AssemblyPSZ75A-2-6.0BK-7-7A
BushingPSZ75A-2-10BK-3-7A3
BushingPSZ75A-2-13BK-3-7A4
RollerPSZ75A-2-11BK-4-7A2
Thrust Half-RingPSZ75A-2-12BK-8-7A
Hex Bolt M10*15GB5782-86GB5782-86M10×16
Retaining Ring 85GB894.2-86GB894.2-86
Beam SupportPSZ75A-2-04BK-9-7A
PlatePSZ75A-2-05BK-10-7A
Washer 10GB93-87GB93-87
Safety Caliper Hydraulic Cylinder AssemblyPSZ75A-2-06.00BK-7-7A
Dust RingA5 8008 N3587BK-SR-1
OD RingBA8007 00030BK-SR-2
Guide Band, L = 255F3 0000 052 25097ABK-GB-1L=255
O-ring 145*3.55GB3452.1-92BK-SR-3
O-RingOK 0150 00701BK-SR-4
C2 Seal RingC2 F015 N3584BK-SR-5
Guide BushingPSZ75A-2-06.04BK-7-7A3
Disc SpringPSZ75A-2-06.03BK-7-7A4
Copper BushingPSZ75A-2-06.05BK7-7A5
Thrust RingPSZ75A-2-06.07BK7-7A9
NameNo. 1No. 2No. 3
Working TongPSZ75A-3-00BK-00-7A
Brake ShoePSZ75A-2-01BK-1-7A
Spring Washer 12GB93-87GB93-87M12
Hex Bolt M12 × 30GB5782-86GB5782-86M12×30
Tong BodyPSZ75A-2-02.00BK-2-7A
BushingPSZ75A-2-15BK-3-7A
StudPSZ75A-2-16BK-4-7A
BushingPSZ75A-2-14BK-3-7A1
LeverPSZ75A-3-01BK-5-7Ag
PlugPSZ75A-2-09BK-6-7A
Welded Bolt M6 × 12GB879-86GB879-86M6×12
Nut M16GB6170-86GB6170-86
PlatePSZ75A-2-05BK-10-7A
StudPSZ75A-3-05BK-4-7A3
Adjusting RodPSZ75A-3-04BK-11-7A
BushingPSZ75A-2-07BK-3-7A2
BushingPSZ75A-2-10BK-3-7A3
Working Cylinder AssemblyPSZ75A-3-02.00BK-7-7Ag
BushingPSZ75A-2-13BK-3-7A4
StudPSZ75A-2-11BK-4-7A2
Thrust Half-RingPSZ75A-2-12BK-8-7A
Hex Bolt M10*15GB5782-86GB5782-86M10×15/16
Grease Fitting M8 × 1GB1152-79GB1152-79M8×1
Tension SpringPSZ75A-3-03BK-12-7A
Beam SupportPSZ75A-2-04BK-9-7A
Retaining Ring 85GB894.2-86GB894.2-86
Retaining Ring 35GB894.2-86GB894.2-86
NameNo. 1No. 2No. 3
Working Cylinder AssemblyPSZ75A-3-02.00BK-7-7Ag
RingA5 8008 N3587BK-SR-1
BA ringBA8007BK-SR-2
Guide Band, L = 255FM 3020 W5140BK-GB-1L=255
O-ring d118×2.65GB/T3452.1-92BK-SR-7
Guide Band, L = 380FM 3020 W5140BK-GB-2L=380
Seal RingC2 C025 N3584BK-SR-6
Safety TongBK-0-6ABK-0-6CBKD-0-6D
Brake ShoeBK-1-6ABK-1-6ABK-1-6D
Spring Washer 12GB93-87GB93-87BKD-11-D1
Hex Bolt M12 × 30GB5782-86GB5782-86BKD-11-S1
Tong BodyBK-2-6ABK-2-6CBKD-2-6D
BushingBK-3-6ABK-3-6CBKD-3-6D
RollerBK-4-6ABK-4-6CBKD-4-6D
BushingBK-3-6A1BK-3-6C1BKD-3-6D1
LeverBK-5-6ABK-5-6CBKD-5-6D
PlugBK-6-6ABK-6-6ABKD-6-6D
Welded Bolt M6 × 15GB819-86GB819-86BKD-11-S2
RollerBK-4-6A1BK-4-6C1BKD-4-6D1
BushingBK-3-6A2BK-3-6C2BKD-3-6D2
Retaining Ring 30GB894.2-86GB894.2-86BKD-12-Q3
Oiler M8*1GB1152-79M8×1M8×1
Safety Caliper Hydraulic Cylinder AssemblyBK-7-6ABK-7-6CBKD-7-6D
BushingBK-3-6A3BK-3-6C3BKD-3-6D3
BushingBK-3-6A4BK-3-6C4BKD-3-6D5
RollerBK-4-6A2BK-4-6C2BKD-4-6D2
Thrust Half-RingBK-8-6ABK-8-6ABKD-8-6D
Hex Bolt M8*15GB5782-86GB5782-86BKD-11-S7
Retaining Ring 75GB894.2-86GB894.2-86BKD-9-6D
Beam SupportBK-9-6ABK-9-6CBKD-10-6D
PlateBK-10-6ABK-10-6ABKD-11-D3
NameNo. 1No. 2No. 3
Safety Caliper Hydraulic Cylinder AssemblyBK-7-6ABK-7-6CBKD-7-6D
RingBK-SR-1BK-SR-1BKD-SR-1
RingBK-SR-2BK-SR-2BKD-SR-2
Guide Band, L = 255BK-GB-1BK-GB-1BKD-GB-1
RingBK-SR-3BK-SR-3BKD-SR-3
RingBK-SR-4BK-SR-4BKD-SR-4
RingBK-SR-5BK-SR-5BKD-SR-5
Guide BushingBK-7-6A3BK-7-6A3
Disc SpringBK-7-6A4BK-7-6A4BKD-7-6D4
Copper BushingBK-7-6A5BK-7-6A5BKD-7-6D5
Thrust RingBK-7-6A9BK-7-6A9BKD-7-6D9
Working TongBK-00-6ABK-00-6CBKD-00-6D
Brake ShoeBK-1-6ABK-1-6ABKD-1-6D
Spring Washer 12GB93-87M12BKD-11-D1
Hex Bolt M12 × 30GB5782-86M12*30BKD-11-S1
Tong BodyBK-2-6ABK-2-6CBKD-2-6D
BushingBK-3-6ABK-3-6CBKD-3-6D
StudBK-4-6ABK-4-6CBKD-4-6D
BushingBK-3-6A1BK-3-6C1BKD-3-6D1
LeverBK-5-6ABK-5-6CBKD-5-6D
PlugBK-6-6ABK-6-6ABKD-6-6D
PlateBK-10-6ABK-10-6ABKD-10-6D
StudBK-4-6A3BK-4-6C3BKD-4-6D3
Adjusting RodBK-11-7ABK-11-7ABKD-11-7D
BushingBK-3-6A6BK-3-6C6BKD-3-6D6
BushingBK-3-6A3BK-3-6C3BKD-3-6D3
Working Cylinder AssemblyBK-7-7AgBK-7-7BgBKD-7-7Bg
BushingBK-3-6A4BK-3-6C4BKD-3-6D5
StudBK-4-6A2BK-4-6C2BKD-4-6D2
Thrust Half-RingBK-8-6ABK-8-6ABKD-8-6D
Tension SpringBK-12-7ABK-12-7ABKD-12-7A
Beam SupportBK-9-6ABK-9-6CBKD-9-6D
Retaining Ring 75GB894.2-86GB894.2-86BKD-12-Q4
Retaining Ring 30GB894.2-86GB894.2-86BKD-12-Q3
NameNo. 1No. 2No. 3
Working Cylinder AssemblyPSZ75A-3-02.00BKD-7-7Bg
RingA5 8008 N3587BKD-SR-1
BA ringBA8007BKD-SR-2
Guide Band, L = 255FM 3020 W5140L=255BKD-GB-1
O-ring d118×2.65GB/T3452.1-92BKD-SR-7
Guide Band, L = 380FM 3020 W5140L=380BKD-GB-2
Seal RingC2 C025 N3584BKD-SR-6
Direct-Acting Safety ValveBK-F-YDBS6K10/200BKD-F-Y
Pressure-Line Filter with Check ValveZU.1-E25×10BD-PBKD-Z-X-7Filter Element: HDX-25x10
Check ValveBK-F-DBKD-Z-X-608MK650
Nipple M14*1.5/M22*1.5JB984M14×1.5/ M22×1.5
Connector G1/4''/M16PT-7BKD-Z-X-9G1/4″/M16
Back-Pressure ValveBK-F-G1 BK-DW-QF1BKD-F-G1QJH-10G
Back-Pressure ValveBK-F-G2 BK-DW-QF2BKD-F-G2QJH-20G
Manual PumpBKD-Z7QH-25
Back-Pressure ValveBK-F-GQJH-15G
AccumulatorBKD-Z-X4NXQ-F6.3/200
FilterBK-DW-H1BKD-Z-L2RFA-40×10Y
Air FilterBK-DW-KLBKD-Z-L1QUQ2
Quick coupler 1/4BSPHA050200BK-Z151/4BSP
Quick Coupler 3/8BSPHA050100BK-Z123/8BSP
Rotary FilterBK-DW-H2BKD-Z-L4SP-06×25
Gauge 0-16 MPaBK-DW-B1BKD-Z11YN60-Ⅲ 0-16 MPa
HoseBKD-Z11BKD-Z18HFH2-P1-2-P-1.5
Back-Pressure ValveBK-F-G3 BKD-Z-X-8BK-DW-QF3PKH10
Splined CouplingBK-Z4ML2
Plunger PumpA10VSO10DR/52R-PPA14N00BKD-Z3
ThermometerBKD-Z1BK-DW-YWYW2-150
Pneumatic Shift ValveBK-DW-PS-YHBKD-Z-X2 BK-F-W2AP4Z60a 149107451
Explosion-Proof Proportional ValveBK-DW-PS-BLBKD-Z-X3CP083-MVBPM22-00A
PEU Reversing ValveBK-F-W4AK4Z60a 149119425
AccumulatorBK-DW-PS-XN
Ball ValveBK-DW-JJ-QFBK-DW-PS-QFPKH10
Control ValveTK01-01-00A
Brake Valve HandleTK01-01-01ABK-S-BBK-F-Sdz
Brake ValveBK-F-SLT07MKA-2X
Brake ValveBK-T-2LT05
Pneumatic Shift ValveBK-F-JK23R5-L8(103)
Brake ValveBK-F-ZDG17V-3-2N-60
Gauge 0-16 MPaBK-T-4YN60-Ⅲ 0-16 MPa
HoseBK-T-5HFH2-P1-2-P-1.5
Pneumatic Shift ValveBK-F-3Y3WH6B5X
Pneumatic Shift ValveBK-F-QDG18V-3-2AL-B-60
NameNo. 1No. 2No. 3
BK-DW-PS-DX14/M16x1.5
GaugeBK-DW-PS-YLM6x25
BK-DW-LQBK-Z26KMCL-3Y04
Pipe NippleJB966M22/ ZG3/4″
GaugeBK-DW-B2BK-DW-JJ-KH4
BK-DW-YKBK-DW-JJ-CY
BK-DW-WKTK30-01-00
Drain ValveBK-DW-JJ-YL1TK30-01-02
Drain ValveBK-DW-JJ-YL2YK01-06-00
Quick CouplerBK-DW-JJ-KH1Bolt M6x25GB/T70.1-2000
Quick CouplerBK-DW-JJ-KH2BK-DW-JJ-GL1
Quick CouplerBK-DW-JJ-KH3BK-DW-JJ-GL2
Quick CouplerBK-DW-JJ-KH4BK-DW-PS-GL

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