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JBO Thread Ring Gauge (NoGo) - BSP (G) - Left Hand - Tol. A - 1 1/8 x 11
| Thread Form | BSP (G) |
| Size | 1 1/8 |
| Pitch | 11 |
| Gauge Type | Ring Gauge (NoGo) |
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Description
The JBO Thread Ring Gauge (NoGo) BSP (G) Left Hand, Tol. A, 1 1/8 x 11 is a precision inspection tool designed to verify external BSP (G) threads. Crafted with meticulous craftsmanship and precise dimensions, it supports reliable checks in plumbing, fluid handling, and engineering, helping ensure fittings thread true and seal effectively.
- No-Go design for fast non-conforming thread detection: The NoGo feature provides an immediate pass/fail indication, helping you quickly identify threads that do not meet BSP (G) specifications and prevent mismatched fittings.
- Precise Tol. A tolerance for repeatable measurements: Tol. A tolerance delivers consistent results across inspections, reducing measurement variability and supporting dependable quality control in critical applications.
- Left-Hand BSP (G) 1 1/8 x 11 sizing: Specifically matched to left-hand BSPG threads, ensuring accurate external thread assessment and minimizing guesswork during fittings checks.
Used correctly, this gauge streamlines workflow by delivering reliable thread verification, reducing downtime from incorrect fittings, and improving overall results in plumbing, fluid handling, and engineering projects. Its precise construction and alignment with BSP (G) standards give professionals confidence when inspecting, selecting, or qualifying fittings for critical operations.
Part Numbers
- Protool Part Number
- JBO-506393
- 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 Ring Gauges (NoGo) - BSP (G)
View full collection →You are viewing JBO-506393. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-500066 | 1/16 | 28 | £111.84 | 5 days | |
| JBO-500083 | 1/8 | 28 | £58.90 | 5 days | |
| JBO-500077 | 1/4 | 19 | £70.07 | 5 days | |
| JBO-500104 | 3/8 | 19 | £83.11 | 5 days | |
| JBO-500067 | 1/2 | 14 | £95.39 | 5 days | |
| JBO-500112 | 5/8 | 14 | £115.14 | 5 days | |
| JBO-500098 | 3/4 | 14 | £116.23 | 5 days | |
| JBO-500117 | 7/8 | 14 | £150.21 | 5 days | |
| JBO-500043 | 1 | 11 | £141.45 | 5 days | |
| JBO-500063 | 1 1/8 | 11 | £169.96 | 5 days | |
| JBO-500056 | 1 1/4 | 11 | £174.35 | 5 days | |
| JBO-500052 | 1 1/2 | 11 | £196.27 | 5 days | |
| JBO-500064 | 1 3/4 | 11 | £230.28 | 5 days | |
| JBO-500087 | 2 | 11 | £239.05 | 5 days | |
| JBO-500092 | 2 1/4 | 11 | £289.49 | 5 days | |
| JBO-500090 | 2 1/2 | 11 | £326.75 | 5 days | |
| JBO-500094 | 2 3/4 | 11 | £350.89 | 5 days | |
| JBO-500096 | 3 | 11 | £379.41 | 5 days | |
| JBO-500097 | 3 1/2 | 11 | £458.34 | 5 days | |
| JBO-500110 | 4 | 11 | £531.81 | 5 days | |
| JBO-540586 | 4 1/2 | 11 | £702.86 | 5 days | |
| JBO-540587 | 5 | 11 | £804.85 | 5 days | |
| JBO-505330 | 5 1/2 | 11 | £903.54 | 5 days | |
| JBO-540590 | 6 | 11 | £1,005.50 | 5 days | |
| JBO-500084 | 1/8 | 28 | £223.68 | 5 days | |
| JBO-500078 | 1/4 | 19 | £259.88 | 5 days | |
| JBO-500105 | 3/8 | 19 | £299.34 | 5 days | |
| JBO-500068 | 1/2 | 14 | £270.84 | 5 days | |
| JBO-500099 | 3/4 | 14 | £289.49 | 5 days | |
| JBO-500044 | 1 | 11 | £321.28 | 5 days | |
| JBO-503042 | 1 1/2 | 11 | £411.20 | 5 days | |
| JBO-500086 | 1/8 | 28 | £79.07 | 5 days | |
| JBO-500082 | 1/4 | 19 | £94.96 | 5 days | |
| JBO-500076 | 1/2 | 14 | £126.10 | 5 days | |
| JBO-500116 | 5/8 | 14 | £150.21 | 5 days | |
| JBO-500103 | 3/4 | 14 | £155.70 | 5 days | |
| JBO-505911 | 7/8 | 14 | £196.27 | 5 days | |
| JBO-500050 | 1 | 11 | £182.03 | 5 days | |
| JBO-506393 Viewing | 1 1/8 | 11 | £224.79 | 5 days | |
| JBO-503056 | 1 1/4 | 11 | £228.09 | 5 days | |
| JBO-505430 | 1 1/2 | 11 | £254.39 | 5 days | |
| JBO-506394 | 1 3/4 | 11 | £299.34 | 5 days | |
| JBO-505432 | 2 | 11 | £312.51 | 5 days | |
| JBO-506395 | 2 1/4 | 11 | £377.19 | 5 days | |
| JBO-505433 | 2 1/2 | 11 | £424.36 | 5 days | |
| JBO-506396 | 2 3/4 | 11 | £458.34 | 5 days | |
| JBO-506397 | 3 | 11 | £493.44 | 5 days |
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