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JBO Thread Ring Gauge (NoGo) - Trapezoidal - Right Hand - 7e - Tr. 28 x 5

SKU:JBO-503466

The JBO Thread Ring Gauge (NoGo) is a precision tool designed for verifying external trapezoidal threads on right-hand fasteners and components. It's ideal for manufacturers, automotive shops, an... Read more ↓
Thread FormTrapez
SizeTr. 28
Pitch5
Gauge TypeRing Gauge (NoGo)
Thread DirectionRight Hand
Tolerance7e
£379.41
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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Free delivery over £50 ex VAT
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01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

The JBO Thread Ring Gauge (NoGo) is a precision tool designed for verifying external trapezoidal threads on right-hand fasteners and components. It's ideal for manufacturers, automotive shops, and aerospace QC teams who need fast, reliable checks to ensure parts meet standard thread dimensions. The NoGo design offers quick pass/fail feedback, helping you identify out-of-spec threads at a glance. Crafted from hardened steel, this gauge is built to withstand frequent use in demanding environments while maintaining accurate measurements.

  • NoGo Design for Quick Conformity Checks: instantly indicate non-conforming threads, reducing inspection time and rework by providing clear pass/fail results at a glance.
  • Trapezoidal Right-Hand Thread Compatibility: specifically tuned for trapezoidal (Tr.) thread form in right-hand orientation, ensuring accurate measurement and reliable mating with corresponding components.
  • Hardened Steel Durability with Precision Finish: engineered for long tool life in busy workshops, with a precision-ground finish that preserves dimensional accuracy through heavy daily use.

Using the JBO Thread Ring Gauge (NoGo) simplifies quality control workflows by delivering repeatable, objective measurements of external thread diameters. It supports compliance with Unified thread standards, helps prevent mismatches in assemblies, and enhances overall reliability in production and maintenance settings.

Thread Form Trapez
Size Tr. 28
Pitch 5
Gauge Type Ring Gauge (NoGo)
Thread Direction Right Hand
Tolerance 7e

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.

★★★★★
Nice experience staff are very helpful and interested...
Staff are very helpful and interested in providing a good service making us the customer feel valued.
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★★★★★
first place we look
honest about stock and prices are competitive.
Phil
★★★★★
Polite and helpful
Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
Graham
★★★★★
Buying experience
Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
Jeremy

Full Range: JBO Thread Ring Gauges (NoGo) - Trapezoidal

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You are viewing JBO-503466. Click any other SKU to view its full details.

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