HJ-PT

Flat head hydraulic quick connector (carbon steel)


Applications:
HJ-PT connectors are widely used in the following utilities: Hydraulic oil leakage can pose a serious safety hazard, especially for overhead bucket cranes used for high-voltage power transmission line maintenance. This type of connector is also used for rapid switching of hydraulic machines in construction, railway maintenance and mining, and its easy cleaning makes it ideal for use in such special environments.
Applications:
HJ-PT connectors are widely used in the following utilities: Hydraulic oil leakage can pose a serious safety hazard, especially for overhead bucket cranes used for high-voltage power transmission line maintenance. This type of connector is also used for rapid switching of hydraulic machines in construction, railway maintenance and mining, and its easy cleaning makes it ideal for use in such special environments.

Parameter
Related

Features/Applications:

● The sleeve locking mechanism is engaged by rotating the sleeve after connection. The sleeve locking mechanism prevents accidental disconnection when the connector is dragged along the ground during use.

● The design of the sleeve locking mechanism helps prevent debris from entering the internal mechanism and causing erroneous operation when connecting or disconnecting. The sleeve covers the retaining ring and contains a dust seal in the spring area.

● The hardened male plug and sleeve as well as the solid rod structure create a high-quality female connector that can resist erosion and damage caused by hydraulic and mechanical impact to the greatest extent.

● Durable ball lock mechanism ensures a reliable connection every time. Several locking steel balls evenly distribute the workload. Provides both alignment and rotational action to reduce hose twisting and extend hose life. Warning: This product cannot be used as a swivel male connector. Rotation under pressure will cause excessive and premature wear.

● HJ-PT series connectors use flush valve mechanism when connecting and disconnecting. This means that the joint between the valves can only lose a small amount of fluid when disconnecting, or only mix a small amount of air when reconnecting.

Technical Specifications:

Specifications (inches) 1/4(02) 3/8(03) 1/2(04) 5/8(06) 3/4(08) 1(10) 1-1/2(12) 2(16)
Rated pressure (PS) 5000 3000 3000 3000 3000 3000 3000 3000
Rated flow rate (GPM) 3 6 12 20 28 50 80 100
Temperature range (standard seal)     -20℃to+120℃
Overflow (ML) (maximum value when disconnected) 0.006 0.012 0.02 0.026 0.032 0.035 0.05 0.1
Standard seal materials     Nitrile rubber

  PART NO.   LP       T KZE-01PF 36 17 17 9 M10X1 KZE-02PF 36 22.5 19 12.5 G1/4 KZE-03PF 40 25 232 13 G3/8 KZE-04PF 46 25 27 14 G1/2 KZE-06PF 55 26 34 17 G3/4 KZE-08PF 59.5 36 41 23 G1 KZE-10PF 70 45 54 27 G1-1/4 KZE-12PF 75 49 60 27 G1-1/2 KZE-16PF 80 52 77 30 G2

Female Socket

ISO   PART NO.   LS       T
6.3 HJ-PT-02SF 58.2 28 22 14 G1/4 NPT1/4
10 HJ-PT-03SF 68.1 32 27 14 G3/8 NPT3/8
10 HJ-PT-03SF 73.3 32 27 18 G1/2 NPT1/2
12.5 HJ-PT-04SF 75.1 38 32 18 G1/2 NPT1/2
12.5 HJ-PT-04SF 81.1 38 36 20 G3/4 NPT3/4
16 HJ-PT-06SF 79.9 42 36 22 G3/4 NPT3/4
19 HJ-PT-08SF 99.2 48 41 23 G1 NPT1
25 HJ-PT-10SF 111.5 56 55 24 G1-1/4 NPT1-1/4
- HJ-PT-12SF 150 79.5 65 30 G1-1/2 NPT1-1/2
- HJ-PT-16SF 167 98.5 85 31 G2 NPT2

Male socket/Plug

ISO   PART NO.   LP d C   A T
6.3 HJ-PT-02PF 48 16.1 36 22 15.5 G1/4 NPT1/4
10 HJ-PT-03PF 61.5 19.7 40.5 24 16 G3/8 NPT3/8
10 HJ-PT-03PF 61.5 19.7 40.5 27 16 G1/2 NPT1/2
12.5 HJ-PT-04PF 68 24.5 48 32 16 G1/2 NPT1/2
12.5 HJ-PT-04PF 73 24.5 48 36 18 G3/4 NPT3/4
16 HJ-PT-06PF 70.5 27 50.5 36 19 G3/4 NPT3/4
19 HJ-PT-08PF 85.5 30 57 41 23 G1 NPT1
25 HJ-PT-10PF 90 36 55 55 24 G1-1/4 NPT1-1/4
- HJ-PT-12PF 112 57 74 65 30 G1-1/2 NPT1-1/2
- HJ-PT-16PF 123.9 73 92 75 31 G2 NPT2
 
Connector Assembly/ Coupling Fittings

 


ISO   PART NO.   L       T
6.3 HJ-PT-02 95.2 28 22 22 G1/4 NPT1/4
10 HJ-PT-03 113.9 32 27 24 G3/8 NPT3/8
10 HJ-PT-03 120.9 32 27 27 G1/2 NPT1/2
12.5 HJ-PT-04 125.3 38 32 32 G1/2 NPT1/2
12.5 HJ-PT-04 136.3 38 36 36 G3/4 NPT3/4
16 HJ-PT-06 132.9 42 36 36 G3/4 NPT3/4
19 HJ- PT-08 163.1 48 41 41 G1 NPT1
25 HJ-PT-10 178 56 55 55 G1-1/4 NPT1-1/4
- HJ-PT-12 233.4 79.5 65 65 G1-1/2 NPT1-1/2
- HJ-PT-16 251.7 98.5 85 75 G2 NPT2

Features/Applications:

● The sleeve locking mechanism is engaged by rotating the sleeve after connection. The sleeve locking mechanism prevents accidental disconnection when the connector is dragged along the ground during use.

● The design of the sleeve locking mechanism helps prevent debris from entering the internal mechanism and causing erroneous operation when connecting or disconnecting. The sleeve covers the retaining ring and contains a dust seal in the spring area.

● The hardened male plug and sleeve as well as the solid rod structure create a high-quality female connector that can resist erosion and damage caused by hydraulic and mechanical impact to the greatest extent.

● Durable ball lock mechanism ensures a reliable connection every time. Several locking steel balls evenly distribute the workload. Provides both alignment and rotational action to reduce hose twisting and extend hose life. Warning: This product cannot be used as a swivel male connector. Rotation under pressure will cause excessive and premature wear.

● HJ-PT series connectors use flush valve mechanism when connecting and disconnecting. This means that the joint between the valves can only lose a small amount of fluid when disconnecting, or only mix a small amount of air when reconnecting.

Technical Specifications:

Specifications (inches) 1/4(02) 3/8(03) 1/2(04) 5/8(06) 3/4(08) 1(10) 1-1/2(12) 2(16)
Rated pressure (PS) 5000 3000 3000 3000 3000 3000 3000 3000
Rated flow rate (GPM) 3 6 12 20 28 50 80 100
Temperature range (standard seal)     -20℃to+120℃
Overflow (ML) (maximum value when disconnected) 0.006 0.012 0.02 0.026 0.032 0.035 0.05 0.1
Standard seal materials     Nitrile rubber

  PART NO.   LP       T KZE-01PF 36 17 17 9 M10X1 KZE-02PF 36 22.5 19 12.5 G1/4 KZE-03PF 40 25 232 13 G3/8 KZE-04PF 46 25 27 14 G1/2 KZE-06PF 55 26 34 17 G3/4 KZE-08PF 59.5 36 41 23 G1 KZE-10PF 70 45 54 27 G1-1/4 KZE-12PF 75 49 60 27 G1-1/2 KZE-16PF 80 52 77 30 G2

Female Socket

ISO   PART NO.   LS       T
6.3 HJ-PT-02SF 58.2 28 22 14 G1/4 NPT1/4
10 HJ-PT-03SF 68.1 32 27 14 G3/8 NPT3/8
10 HJ-PT-03SF 73.3 32 27 18 G1/2 NPT1/2
12.5 HJ-PT-04SF 75.1 38 32 18 G1/2 NPT1/2
12.5 HJ-PT-04SF 81.1 38 36 20 G3/4 NPT3/4
16 HJ-PT-06SF 79.9 42 36 22 G3/4 NPT3/4
19 HJ-PT-08SF 99.2 48 41 23 G1 NPT1
25 HJ-PT-10SF 111.5 56 55 24 G1-1/4 NPT1-1/4
- HJ-PT-12SF 150 79.5 65 30 G1-1/2 NPT1-1/2
- HJ-PT-16SF 167 98.5 85 31 G2 NPT2

Male socket/Plug

ISO   PART NO.   LP d C   A T
6.3 HJ-PT-02PF 48 16.1 36 22 15.5 G1/4 NPT1/4
10 HJ-PT-03PF 61.5 19.7 40.5 24 16 G3/8 NPT3/8
10 HJ-PT-03PF 61.5 19.7 40.5 27 16 G1/2 NPT1/2
12.5 HJ-PT-04PF 68 24.5 48 32 16 G1/2 NPT1/2
12.5 HJ-PT-04PF 73 24.5 48 36 18 G3/4 NPT3/4
16 HJ-PT-06PF 70.5 27 50.5 36 19 G3/4 NPT3/4
19 HJ-PT-08PF 85.5 30 57 41 23 G1 NPT1
25 HJ-PT-10PF 90 36 55 55 24 G1-1/4 NPT1-1/4
- HJ-PT-12PF 112 57 74 65 30 G1-1/2 NPT1-1/2
- HJ-PT-16PF 123.9 73 92 75 31 G2 NPT2
 
Connector Assembly/ Coupling Fittings

 


ISO   PART NO.   L       T
6.3 HJ-PT-02 95.2 28 22 22 G1/4 NPT1/4
10 HJ-PT-03 113.9 32 27 24 G3/8 NPT3/8
10 HJ-PT-03 120.9 32 27 27 G1/2 NPT1/2
12.5 HJ-PT-04 125.3 38 32 32 G1/2 NPT1/2
12.5 HJ-PT-04 136.3 38 36 36 G3/4 NPT3/4
16 HJ-PT-06 132.9 42 36 36 G3/4 NPT3/4
19 HJ- PT-08 163.1 48 41 41 G1 NPT1
25 HJ-PT-10 178 56 55 55 G1-1/4 NPT1-1/4
- HJ-PT-12 233.4 79.5 65 65 G1-1/2 NPT1-1/2
- HJ-PT-16 251.7 98.5 85 75 G2 NPT2

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