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JBO Thread Plug Gauge - BSF Go-No/Go - Right Hand - Medium Class - 5/8 x 14
| Thread Form | BSF |
| Size | 5/8 |
| Pitch | 14 |
| Gauge Type | Plug Gauge (D/E) |
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Description
The JBO Thread Plug Gauge is a precise right-hand BSF Go-No/Go gauge, sized for 5/8 x 14 and classified as Medium class. It is designed to support professional inspection of threaded holes, helping engineers, technicians, and quality teams quickly verify that holes meet the required thread standard.
With its meticulous design and exact dimensions, this plug gauge enables efficient checks of threaded components across manufacturing, automotive, and aerospace settings, ensuring proper fitment and reliable performance.
- Go/No-Go Quick Verification: Instantly confirm whether the 5/8 x 14 BSF right-hand threads meet specification, speeding up acceptance testing and reducing guesswork.
- Medium Class Precision: Delivers reliable, repeatable checks across parts, providing confidence in every measurement.
- Durable, Ergonomic Construction: Knurled body and precision ends offer a secure grip and long service life in busy workshop environments.
Using the JBO Thread Plug Gauge streamlines your quality checks, helping you catch non-conforming holes before assembly. The go/no-go approach saves time on setup and reduces rework, while the robust design stands up to daily use in busy environments, delivering consistent results you can trust across lots and components.
Part Numbers
- Protool Part Number
- JBO-520128
- Brand
- JBO
- Category
- Gauge
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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 - BSF Go-No/Go
View full collection →You are viewing JBO-520128. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-513282 | 3/16 | 32 | £107.36 | 5 days | |
| JBO-520126 | 7/32 | 28 | £115.14 | 5 days | |
| JBO-512529 | 1/4 | 26 | £99.91 | 5 days | |
| JBO-520127 | 9/32 | 26 | £115.14 | 5 days | |
| JBO-513872 | 5/16 | 22 | £99.91 | 5 days | |
| JBO-513553 | 3/8 | 20 | £102.98 | 5 days | |
| JBO-518434 | 7/16 | 18 | £114.03 | 5 days | |
| JBO-512528 | 1/2 | 16 | £112.95 | 5 days | |
| JBO-514907 | 9/16 | 16 | £123.91 | 5 days | |
| JBO-520128 Viewing | 5/8 | 14 | £126.10 | 5 days | |
| JBO-513216 | 11/16 | 14 | £161.19 | 5 days | |
| JBO-512530 | 3/4 | 12 | £142.55 | 5 days | |
| JBO-516815 | 7/8 | 11 | £160.09 | 5 days | |
| JBO-512527 | 1 | 10 | £195.18 | 5 days |
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