4O-N - UNO MALE SOCKET HEAD PLUG
4O-N - UNO MALE SOCKET HEAD PLUG - 3/8" UNO is backordered and will ship as soon as it is back in stock.
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📏 Find Your Thread Size
📏 Find Your Thread Size
Not sure if it’s BSPP, JIC, or NPT? We’ve got you covered.
Whether you're matching a 3" BSP Brass Ball Valve or identifying a hydraulic hose fitting, our thread chart makes the guesswork easy. Just grab a set of calipers (or even a tape measure), compare your fitting against our chart, and in most cases — boom — you’ll know exactly what thread you’ve got.
Still unsure? No worries. Snap a photo or two, send us the measurements, and we’ll help you confirm the thread so you can order with confidence.
💪 Built to Last Promise
💪 Built to Last Promise
Products we trust. Quality you can count on.
Every hose, fitting, clamp, valve and accessory we supply is carefully selected, used in our own workshop, and backed by our reputation for reliability. We don’t sell anything we wouldn’t use ourselves.
✔️ We crimp every hose assembly in-house for full quality control
✔️ We source only from trusted brands we’d stake our name on
✔️ We offer a no-fuss 2-year warranty on our hose assemblies
✔️ Most fittings, clamps and accessories carry manufacturer warranties from 12 months up to 10 years
Whether it’s under pressure or in harsh environments, our gear is built to last — and delivered fast.
🚚 Fast, Flexible Shipping
🚚 Fast, Flexible Shipping
Australia-wide delivery with options to suit your jobsite and your deadline.
Whether it’s a single hose or a pallet of fittings, we’ll get it to you fast — with flexible options for critical and non-critical needs.
✔️ We ship Australia-wide — satchels, cartons & pallets
✔️ Delivery typically takes 1–10 business days, depending on your location
✔️ Urgent order? Priority freight options available at checkout
✔️ Some items may ship direct from our supply partners to speed up delivery
✔️ Tracking details provided once your order is dispatched
Need it fast or want to organise your own freight? Let us know — we’re here to help.
4O-N - UNO MALE SOCKET HEAD PLUG
Description
Description
TYPE:
Threaded Plug UNO (ORB) Male with Internal Socket
DESCRIPTION:
The 4O-N is a socket-head plug for SAE O-ring boss (ORB) ports, using an internal hex drive for low-profile installation. It seals with an O-ring in the port face and is perfect for tight manifold applications or test ports where clearance is limited and aesthetics matter.
COMMON APPLICATIONS:
- Hydraulic test ports, compact valve banks, and power unit blocks
SUITS THESE MACHINES:
- CAT, Hitachi, Bobcat, and industrial SAE port-based systems
THREAD & SEAL DETAILS:
- ORB (UNO): SAE J1926 straight UNF thread, sealed with O-ring
Need a flush-fit ORB port seal? This socket-head UNO plug does it with minimal space and maximum performance.
BUILT TO LAST, DELIVERED FAST.
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