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JBO Thread Ring Gauge (GO) - BSF - Right Hand - Medium Class - 7/16 x 18

SKU:JBO-520236

The JBO Thread Ring Gauge (GO) for BSF is a precision inspection tool designed to verify external BSF threads with confidence. Sized for 7/16 x 18 right-hand threads and classified as medium, thi... Read more ↓
Thread FormBSF
Size7/16
Pitch18
Gauge TypeRing Gauge (GO)
Thread DirectionRight Hand
ToleranceMedium Class
£111.09
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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The JBO Thread Ring Gauge (GO) for BSF is a precision inspection tool designed to verify external BSF threads with confidence. Sized for 7/16 x 18 right-hand threads and classified as medium, this GO gauge helps machinists, inspectors, and quality engineers quickly determine if a component’s threads meet the required standard. Built for reliable performance in demanding work environments, it supports fast, accurate pass/fail checks during production and assembly.

  • Precise Go Gauge for 7/16 x 18 BSF (Right Hand, Medium Class): quickly confirm whether external threads conform to the exact size and hand of the BSF standard, enabling clear acceptance decisions at a glance.
  • Hardened Steel Build: designed for long life and wear resistance in busy shops, maintaining accuracy after repeated use and in challenging conditions.
  • Easy-to-Use, Inspect-Kit Friendly Design: intuitive handling that makes it simple for operators to identify properly formed threads, reducing inspection time and training requirements.

Used as a reliable go-to gauge in quality control and precision engineering, this thread ring gauge helps streamline workflows, minimize rework, and improve overall threading accuracy. Whether you’re verifying parts for manufacturing, maintenance, or assembly, the JBO BSF GO gauge provides consistent results, supports compliance with standards, and gives you the confidence to move parts through your process quickly and correctly.

Thread Form BSF
Size 7/16
Pitch 18
Gauge Type Ring Gauge (GO)
Thread Direction Right Hand
Tolerance Medium Class

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.

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Staff are very helpful and interested in providing a good service making us the customer feel valued.
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honest about stock and prices are competitive.
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Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
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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.
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Full Range: JBO Thread Ring Gauges (GO) - BSF

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You are viewing JBO-520236. Click any other SKU to view its full details.

Product SKUSizePitchPriceStock Order
JBO-540040 3/1632£97.75 5 days
JBO-520234 7/3228£105.24 5 days
JBO-502498 1/426£90.49 5 days
JBO-520235 9/3226£105.24 5 days
JBO-502501 5/1622£94.97 5 days
JBO-502500 3/820£102.55 5 days
JBO-520236 Viewing7/1618£111.09 5 days
JBO-502497 1/216£113.23 5 days
JBO-507251 9/1616£126.06 5 days
JBO-520237 5/814£129.26 5 days
JBO-520238 11/1614£157.04 5 days
JBO-502499 3/412£146.34 5 days
JBO-540035 7/811£164.51 5 days
JBO-502496 110£189.08 5 days

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