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JBO Thread Plug Gauge - BSP (G) Go/No-Go - Left Hand - 1 x 11
| Thread Form | BSP (G) |
| Size | 1 |
| Pitch | 11 |
| Gauge Type | Plug Gauge (D/E) |
| Thread Direction | Left Hand |
| Tolerance | N/A |
Learn more about Klarna
The JBO Thread Plug Gauge - BSP (G) Go/No-Go - Left Hand is a precision inspection tool designed for verifying BSP (G) threaded pipe connections. It serves plumbers, fabricators, engineers, and maintenance crews, helping ensure every coupling, valve, or adapter threads correctly and seals reliably.
With its go/no-go design, this gauge provides quick, decisive pass/fail results, enabling faster quality checks in workshops or on-site installations. Use it to confirm compliance with BSP (G) standards and to catch mismatched fittings before they reach assembly or service, reducing leaks and downtime.
- Go/No-Go Quick Verification: Instantly determine whether BSP (G) threads meet the required limits, speeding inspections and minimizing guesswork.
- Left-Hand BSP (G) Compatibility: Specifically designed for left-hand BSP (G) threads, ensuring accurate checks on systems with reverse-threaded components.
- Durable, Ergonomic Build: Rugged metal body with knurled grip and corrosion-resistant finish stands up to daily use in busy workshops and field environments.
Using the JBO Thread Plug Gauge streamlines your workflow by providing reliable, repeatable results. It helps confirm proper thread engagement and sealing, reduces the risk of misfits during installation, and supports consistent quality across maintenance and production tasks.
| Thread Form | BSP (G) |
| Size | 1 |
| Pitch | 11 |
| Gauge Type | Plug Gauge (D/E) |
| Thread Direction | Left Hand |
| Tolerance | N/A |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: JBO Thread Plug Gauges - BSP (G) Go/No-Go
View full collection →You are viewing JBO-511575. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-511577 | 1/16 | 28 | £98.03 | 5 days | |
| JBO-511589 | 1/8 | 28 | £66.68 | 5 days | |
| JBO-511584 | 1/4 | 19 | £73.47 | 5 days | |
| JBO-511597 | 3/8 | 19 | £84.22 | 5 days | |
| JBO-511578 | 1/2 | 14 | £96.83 | 5 days | |
| JBO-511601 | 5/8 | 14 | £106.37 | 5 days | |
| JBO-511593 | 3/4 | 14 | £111.84 | 5 days | |
| JBO-511602 | 7/8 | 14 | £137.06 | 5 days | |
| JBO-511573 | 1 | 11 | £137.06 | 5 days | |
| JBO-511576 | 1 1/8 | 11 | £166.67 | 5 days | |
| JBO-511592 | 1/8 | 28 | £92.32 | 5 days | |
| JBO-511588 | 1/4 | 19 | £96.40 | 5 days | |
| JBO-511600 | 3/8 | 19 | £110.75 | 5 days | |
| JBO-511583 | 1/2 | 14 | £126.10 | 5 days | |
| JBO-514699 | 5/8 | 14 | £137.06 | 5 days | |
| JBO-511596 | 3/4 | 14 | £148.02 | 5 days | |
| JBO-514044 | 7/8 | 14 | £183.12 | 5 days | |
| JBO-511575 Viewing | 1 | 11 | £178.73 | 5 days | |
| JBO-517310 | 1 1/8 | 11 | £222.60 | 5 days |
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