TYPE:
Straight Male x Male Nipple – BSPP Male x UNO Male
CONNECTIONS:
- End 1: BSPP Male – British Standard Pipe Parallel (ISO 1179-1)
- End 2: UNO Male (ORB) – UNF Straight Thread with O-Ring (SAE J1926)
DESCRIPTION:
This 1BO adaptor is designed to connect BSPP female ports to UNO (ORB) female ports, providing a versatile bridge between British and American hydraulic systems. The BSPP side seals with a bonded washer against a flat-faced port, while the UNO side features a straight thread with an O-ring boss for reliable high-pressure sealing. Ideal for use in multi-standard hydraulic systems or retrofitting imported equipment.
COMMON APPLICATIONS:
- Adapting British and American thread standards in hydraulic circuits
- Used in field repairs, hose assembly extensions, and manifold connections
- Common in agriculture, earthmoving, civil contracting, and industrial systems
- Solves compatibility challenges between UK-spec machinery and US-imported components
SUITS THESE MACHINES:
- John Deere, Case IH, CAT, JCB, Kubota, New Holland, and Bobcat and more
- Hydraulic cylinders, valve blocks, and hose assemblies with mixed thread formats
- Mobile service trucks and repair shops dealing with retrofit applications
THREAD & SEAL DETAILS:
- BSPP: British Standard Pipe Parallel – seals via bonded washer or O-ring on flat face
- UNO / ORB: UNF straight thread with O-ring – SAE J1926 (O-ring boss type seal)
- Threads do not seal — sealing is at the face or O-ring boss
Need help identifying or adapting between British and American thread types? Our team can guide you to the right fittings for your equipment or hydraulic setup.
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