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The 5B BSP Male Double Use for 60° Cone Seat or Bonded Seal / BSP Female ISO 1179 Hydraulic Adapter is designed to provide a secure and leak-free connection in hydraulic systems. Featuring a BSP male thread with dual sealing capability and a BSP female ISO 1179 connection, this adapter offers excellent compatibility with a wide range of hydraulic equipment and fluid power applications.Available with an optional ED elastomer soft seal for enhanced sealing performance and reliable leak protection under high-pressure and vibration conditions.
Manufactured from high-quality carbon steel or stainless steel, the 5B adapter is precision machined to ensure dimensional accuracy, high pressure resistance, and long service life. Available with zinc-plated or zinc-nickel surface treatment, it provides excellent corrosion protection even in demanding working environments.
The adapter is widely used in construction machinery, agricultural equipment, mining machinery, industrial hydraulic systems, and mobile hydraulic equipment where reliable BSP threaded connections are required.

BSP Male Double Use for 60° Cone Seat or Bonded Seal
BSP Female ISO 1179 Thread Connection
Leak-Free Hydraulic Sealing Performance
Precision CNC Machined for Accurate Thread Engagement
High Pressure and Vibration Resistance
Carbon Steel, Stainless Steel 304 & 316 Available
Cr3 Zinc Plated or Zn-Ni Surface Treatment
OEM & ODM Service Available
The 5B BSP Male Double Use for 60° Cone Seat or Bonded Seal / BSP Female ISO 1179 hydraulic adapter is widely used in a variety of hydraulic and fluid power systems, including:
Construction Machinery
Agricultural Machinery
Mining Equipment
Industrial Hydraulic Systems
Mobile Hydraulic Equipment
Material Handling Equipment
Manufacturing Machinery
Hydraulic Power Units (HPUs)
| PART NO. | THREAD | DIMENSIONS | |||
| E | F | A | L | S1 | |
| 5B-02-04 | G1/8"X28 | G114"X19 | 11 | 29 | 19 |
| 5B-04-02 | G1/4"X19 | G 1/8"X28 | 12 | 28 | 19 |
| 5B-04 | G1/4"X19 | G1/4"X19 | 12 | 33 | 19 |
| 5B-04-06 | G1/4"X19 | G3/8"X19 | 12 | 36 | 22 |
| 5B-06-04 | G3/8"X19 | G1/4"X19 | 13.5 | 33.5 | 22 |
| 5B-06 | G3/8"X19 | G3/8"X19 | 13.5 | 37.5 | 22 |
| 5B-06-08 | G3/8"X19 | G112"X14 | 13.5 | 42.5 | 27 |
| 5B-08-06 | G112"X14 | G3/8"X19 | 16 | 38 | 27 |
| 5B-08 | G112"X14 | G112"X14 | 16 | 45 | 27 |
| 5B-08-10 | G112"X14 | G5/8"X14 | 16 | 46 | 30 |
| 5B-08-12 | G1/2"X14 | G314"X14 | 16 | 44.5 | 36 |
| 5B-10-08 | G5/8"X14 | G112"X14 | 16 | 41.5 | 30 |
| 5B-12-08 | G314"X14 | G112"X14 | 18.5 | 44.5 | 32 |
| 5B-12 | G3/4"X14 | G314"X14 | 18.5 | 48 | 36 |
| 5B-12-16 | G314"X14 | G1"X11 | 18.5 | 53.5 | 41 |
| 5B-16-12 | G1"X11 | G314"X14 | 20.5 | 47.5 | 41 |
| 5B-16 | G1"X11 | G1"X11 | 20.5 | 55.5 | 41 |
| 5B-16-20 | G1"X11 | G1.1/4"X11 | 20.5 | 56.5 | 50 |
| 5B-20-16 | G1.1/4"X11 | G1"X11 | 20.5 | 49 | 50 |
| 5B-20 | G1.1/4"X11 | G1.1/4"X11 | 20.5 | 52.5 | 50 |
| 5B-20-24 | G1.1/4"X11 | G1.1/2"X11 | 20.5 | 57.5 | 55 |
| 5B-24 | G1.1/2"X11 | G1.1/2"X11 | 23 | 58 | 55 |
| 5B-32-24 | G2"X11 | G1.1/2"X11 | 26 | 59.5 | 70 |
| 5B-32 | G2"X11 | G2"X11 | 26 | 63 | 70 |