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JBO Thread Ring Gauge (Go/NoGo) - NPT - Right Hand - 1/2 x 14
| Thread Form | NPT |
| Size | 1/2 |
| Pitch | 14 |
| Gauge Type | Ring Gauge (Go/NoGo) |
| Thread Direction | Right Hand |
| Tolerance | N/A |
Learn more about Klarna
The JBO Thread Ring Gauge (Go/NoGo) - NPT - Right Hand - 1/2 x 14 is a precision inspection tool that verifies threaded pipe connections. It’s ideal for plumbers, field technicians, and manufacturing teams working with NPT fittings, helping ensure proper engagement and reliable sealing. The Go/No-Go design lets you quickly distinguish conforming from non-conforming threads, supporting adherence to NPT standards during inspections and on-site assembly.
- Go/No-Go conformance checks: Quickly identify if threads meet the NPT tolerance, reducing inspection time and rework.
- 1/2 in NPT x 14 TPI precision: Precisely machined to the standard size for reliable testing of mating components and consistent results across batches.
- Right-hand orientation and durable, repeatable testing: Designed for right-hand NPT fittings and heavy-use environments, delivering consistent results over time.
Using the gauge in your workflow speeds up inspections, reduces guesswork, and helps ensure every threaded connection seals correctly. Its durable, repeatable performance supports steady throughput in busy workshops or field sites, delivering consistent results that you can trust across shifts and batches.
| Thread Form | NPT |
| Size | 1/2 |
| Pitch | 14 |
| Gauge Type | Ring Gauge (Go/NoGo) |
| Thread Direction | Right 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 Ring Gauges (Go/NoGo) - NPT
View full collection →You are viewing JBO-502672. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-502671 | 1/16 | 27 | £287.29 | 5 days | |
| JBO-502675 | 1/8 | 27 | £266.46 | 5 days | |
| JBO-502673 | 1/4 | 18 | £273.04 | 5 days | |
| JBO-502681 | 3/8 | 18 | £285.10 | 5 days | |
| JBO-502672 Viewing | 1/2 | 14 | £310.32 | 5 days | |
| JBO-502680 | 3/4 | 14 | £338.82 | 5 days | |
| JBO-502668 | 1 | 11.5 | £383.79 | 5 days | |
| JBO-502670 | 1 1/4 | 11.5 | £450.66 | 5 days | |
| JBO-502669 | 1 1/2 | 11.5 | £495.63 | 5 days | |
| JBO-502677 | 2 | 11.5 | £606.39 | 5 days | |
| JBO-502678 | 2 1/2 | 8 | £695.20 | 5 days | |
| JBO-502679 | 3 | 8 | £887.08 | 5 days | |
| JBO-542056 | 3 1/2 | 8 | £1,211.67 | 5 days | |
| JBO-502683 | 4 | 8 | £1,459.46 | 5 days |
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