Blu-Sub UNF Sealing Plug (Blank)
Blu-Sub Mechatronics
- Manufacturer
- Blu-Sub Mechatronics
- Part number
- Confirmed on enquiry
- Category
- Cables & Connectors
A pressure-rated blank plug for closing off unused UNF-threaded ports (the imperial/Subconn-style thread family) on underwater enclosures and sensor modules. Each unit includes a plug, o-ring, stainless steel washer, and nut, and is available in hex-head and square-format designs for modular builds or reserved future expansion ports.
Specifications
| Product type | Sealing plug |
| Depth Rating | 1,000 m (3,280 ft) |
| Available Thread Sizes | 7/16-20, 1/2-20, 5/8-18, 3/4-16 UNF; Square FCR1500 & FCR2000 |
| Materials | 316 stainless steel; 6061 aluminum black anodized (7/16-20 only) |
| O-ring Material | FKM75 brown fluorine rubber |
| Service Life | Up to 3 years or 500 install/remove cycles |
| Air Temperature | -25C to 60C |
| Water Temperature | -4C to 40C |
| Internal Hex Socket | 6 mm (bolt-type plugs only) |
Figures above are Blu-Sub Mechatronics published specifications as held in the Vebix Automation catalogue. Hardware revisions change them, so confirm them against the datasheet for the exact part number quoted. The manufacturer's full specification is at Blu-Sub Mechatronics's own listing (opens in a new tab).
Applications
Sealing unused UNF/Subconn-style ports on ROV enclosures and subsea sensor modules, including reserving expansion capacity.
Compatible accessories
Subsea Aluminum End-Caps; Subsea Enclosure Aluminum/Acrylic Tubes; Subsea Polymer Flanges & End-Caps; Subsea Watertight Enclosure Boxes; Metric Sealing Plug (Blank) as the metric-thread equivalent
Selection guides
How to choose between the options in this category, and what to check before ordering.
Manufacturer reference
View manufacturer specifications and documentation (opens in a new tab). Check the exact variant and document revision when specifying this part.
Common questions
What is its depth rating?
1,000 m (3,280 ft).
Can I get the datasheet and drawings?
Yes. The Blu-Sub Mechatronics datasheet and any drawings we hold for the Blu-Sub UNF Sealing Plug (Blank) are sent on request -- ask for them with your enquiry and we will attach them to the reply.
How do I order this in India?
Vebix Automation is an authorised Blu-Sub Mechatronics distributor and supplies the Blu-Sub UNF Sealing Plug (Blank) across India from Pune. Pricing, stock, lead time and the manufacturer datasheet are confirmed on enquiry.
More in Cables & Connectors
Cables & Connectors selection guide & comparison →Goes with this
Other parts in this category. These are not alternatives to the part above — they are what it is installed alongside.
Get a quote for this product
Tell us the quantity and delivery location. We will confirm pricing, stock and lead time, and can help with the datasheet and compatibility.
Availability & support
Contact us for exact pricing, stock and lead time. Supplied and supported across India by Vebix Automation, an authorised Blu-Sub Mechatronics distributor, with technical support through selection, integration and after delivery. The manufacturer datasheet for this product is available on request.
Compare sealing plugs
Manufacturer specifications for the parts this one is an alternative to, side by side. A dash means a figure is not listed in our catalogue, not zero. Check the exact variant and operating conditions before choosing.
| Product | Depth Rating | Product type | Air Temperature | Water Temperature |
|---|---|---|---|---|
| UNF Sealing Plug (Blank) this page | 1,000 m (3,280 ft) | Sealing plug | -25C to 60C | -4C to 40C |
| Metric Sealing Plug (Blank) | Up to 1,000 m (3,281 ft) | Sealing plug | -25C to 60C | -4C to 40C |
