Please log in here to access all benefits, including promotional discounts and faster checkouts.

JBO Thread Plug Gauge (NoGo) - BSP (G) - Right Hand - 5 1/2 x 11

SKU:JBO-520133

JBO Thread Plug Gauge (NoGo) for BSP (G) Right Hand is a precision inspection tool designed to verify BSP G threaded pipe connections. Its No-Go design helps quickly identify non-conforming threa... Read more ↓
Thread FormBSP (G)
Size5 1/2
Pitch11
Gauge TypePlug Gauge (NoGo)
View all specifications ↓
£417.78
Prices shown ex. VAT
5 days estimated lead time — subject to availability
View Other Sizes →
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Klarna
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Speak to our team
01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Compatible certification

The ones our customers buy most.

Description

JBO Thread Plug Gauge (NoGo) for BSP (G) Right Hand is a precision inspection tool designed to verify BSP G threaded pipe connections. Its No-Go design helps quickly identify non-conforming threads, ensuring fittings seal properly and install securely in plumbing, fluid handling, and engineering environments.

Built for professional use, this gauge delivers reliable, repeatable checks that reduce misfits and downtime. The rugged knurled body provides a secure grip in busy work environments, while its straightforward design makes it suitable for technicians, inspectors, and hobbyists alike.

  • No-Go BSP (G) Verification: Instantly confirms whether threads meet the No-Go limit for BSP G fittings, enabling fast pass/fail decisions and preventing undersized or oversized connections from being installed.
  • Durable, Grippy Construction: Knurled, corrosion-resistant body offers long life and a secure grip, even in greasy or confined workspaces.
  • Right-Hand BSP (G) Compatibility: Specifically aligned for standard right-hand BSP (G) threads, delivering consistent, reliable measurements across common fittings.

Using the JBO NoGo BSP (G) Thread Plug Gauge streamlines inspection workflows, improves quality control, and reduces rework by catching mismatches early. It provides straightforward, trustworthy results that help you maintain sealing integrity and confidence across plumbing, fluid handling, and engineering projects.

Part Numbers

Protool Part Number
JBO-520133
Brand
JBO
Category
Gauge
No downloads are attached to this product yet.
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.

Ask our technical team about this tool

Not sure if this is the right tool for your job? Ask us about speeds and feeds, material suitability, holders or alternatives — 30+ years of machining experience on the other end.

Prefer to talk? Call 01732 887334 — Mon–Thurs 8:30–17:30, Fri 8:30–16:30.

Full Range: JBO Thread Plug Gauges (NoGo) - BSP (G)

View full collection →

You are viewing JBO-520133. Click any other SKU to view its full details.

Product SKUSizePitchPriceStock Order
JBO-510022 1 1/411£89.59 5 days
JBO-510019 1 1/211£103.63 5 days
JBO-510025 1 3/411£123.91 5 days
JBO-510035 211£128.29 5 days
JBO-510037 2 1/411£155.70 5 days
JBO-510036 2 1/211£163.39 5 days
JBO-510038 2 3/411£194.08 5 days
JBO-510039 311£191.89 5 days
JBO-510040 3 1/211£231.36 5 days
JBO-510044 411£276.31 5 days
JBO-520131 4 1/211£349.78 5 days
JBO-520132 511£385.98 5 days
JBO-520133 Viewing5 1/211£417.78 5 days
JBO-516573 611£459.45 5 days
JBO-510023 1 1/411£116.23 5 days
JBO-510021 1 1/211£134.87 5 days
JBO-514700 1 3/411£162.28 5 days
JBO-516571 211£171.05 5 days
JBO-517318 2 1/411£202.87 5 days
JBO-517319 2 1/211£213.83 5 days
JBO-517320 2 3/411£237.94 5 days
JBO-517321 311£251.09 5 days

Other sizes in this range

with tools we think you'll like
All 22 →