LSQ-S2-SS Close Type Hydraulic Quick Coupling - 5000 PSI Pressure Rating, 1/8" to 1" Sizes
LSQ-S2-SS steel hydraulic quick couplings feature double shut-off design for zero fluid loss during disconnection. With pressure ratings up to 5000 PSI and flow capacities to 50 GPM, these ISO 7241-B compliant couplings offer compact design, reduced turbulence, and compatibility with major hydraulic brands for industrial applications.
Place of Origin
Ningbo,China(Mainland)
Size
1/8' - 1'
Packaging Details
standard exporting package or as per customers' requests.
Connection
Locking Balls
Material
Carbon Steel
Standard
ISO 7241-1 Series “A”, Poppet Valve
Product Description
LSQ-S2-SS Close Type Hydraulic Quick Coupling
LSQ-S2-SS close type hydraulic quick couplings are double shut-off steel couplings designed for demanding hydraulic applications where fluid transfer lines require frequent connection and disconnection without fluid loss.
Applications
These couplings are widely used in construction equipment, forestry equipment, agricultural machinery, oil tools, oil equipment, steel mill machinery, and other industrial hydraulic systems.
Technical Specifications
| Body Size (in) | 1/8 | 1/4 | 3/8 | 1/2 | 3/4 | 1 |
|---|---|---|---|---|---|---|
| Rated Pressure (PSI) | 5000 | 5000 | 4000 | 4000 | 3000 | 3000 |
| Rated Flow (GPM) | 1 | 3 | 6 | 12 | 28 | 50 |
Temperature Range: -20℃ to +120℃
Seal Material: NBR
Key Features
- Poppet valve with elastomer seal provides maximum sealing when disconnected
- Optimized internal part design reduces turbulence and pressure drop
- Compact slim design for space-constrained applications
- Simple and intuitive operation
- Conforms to ISO 7241-B standard
- Compatible with PARKER 60 Series, FASTER HNV Series, AEROQUIP FD45 Series and HANSEN HK Series
Performance Data
Test Fluid: Oil-200SUS | 1GPM = 3.78L/Min | 1PSID = 0.0069MPa
Product Images
Socket Dimensions
| ISO | PART NO. | LS | ¢D | HEX1 | A | T |
|---|---|---|---|---|---|---|
| 5 | LSQ-S2-01SF | 48 | 24 | 17 | 9.5 | G1/8 NPT1/8 |
| 6.3 | LSQ-S2-02SF | 58 | 28.5 | 19 | 13 | G1/4 NPT1/4 |
| 10 | LSQ-S2-03SF | 65 | 35 | 24 | 13 | G3/8 NPT3/8 |
| 12.5 | LSQ-S2-04SF | 74 | 44.5 | 28.5 | 20.5 | G1/2 NPT1/2 |
| 20 | LSQ-S2-06SF | 92 | 54 | 36 | 22 | G3/4 NPT3/4 |
| 25 | LSQ-S2-08SF | 103 | 63.5 | 41 | 23 | G1 NPT1 |
Plug Dimensions
| ISO | PART NO. | LP | d | C | HEX2 | A | T |
|---|---|---|---|---|---|---|---|
| 5 | LSQ-S2-01PF | 29 | 10.8 | 19 | 14 | 9.5 | G1/8 NPT1/8 |
| 6.3 | LSQ-S2-02PF | 36 | 14.2 | 22.8 | 19 | 13 | G1/4 NPT1/4 |
| 10 | LSQ-S2-03PF | 40 | 19 | 25 | 24 | 13 | G3/8 NPT3/8 |
| 12.5 | LSQ-S2-04PF | 46.5 | 23.5 | 28 | 28.5 | 20.5 | G1/2 NPT1/2 |
| 20 | LSQ-S2-06PF | 56 | 31.5 | 36 | 36 | 22 | G3/4 NPT3/4 |
| 25 | LSQ-S2-08PF | 63 | 37.8 | 45 | 41 | 23 | G1" NPT1" |
Coupled Dimensions
| ISO | PART NO. | L | ¢D | HEX1 | HEX2 | T |
|---|---|---|---|---|---|---|
| 5 | LSQ-S2-01 | 58.5 | 24 | 17 | 14 | G1/8 NPT1/8 |
| 6.3 | LSQ-S2-02 | 72 | 28.5 | 19 | 19 | G1/4 NPT1/4 |
| 10 | LSQ-S2-03 | 80.5 | 35 | 24 | 24 | G3/8 NPT3/8 |
| 12.5 | LSQ-S2-04 | 93.5 | 44.5 | 28.5 | 28.5 | G1/2 NPT1/2 |
| 20 | LSQ-S2-06 | 112.5 | 54 | 36 | 36 | G3/4 NPT3/4 |
| 25 | LSQ-S2-08 | 126.5 | 63.5 | 41 | 41 | G1 NPT1 |
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