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

Asimeto Ring Thread Gauge (NoGo) - BSP (G) - Right Hand - 6g - 3 x 11
| Thread Form | BSP (G) |
| Size | 3 |
| Pitch | 11 |
| Gauge Type | Ring Gauge (NoGo) |
| Thread Direction | Right Hand |
| Tolerance | 6g |
Learn more about Klarna
The Asimeto Ring Thread Gauge NOGO BSP/BSPP 6G from the 690 Series is a precision instrument designed to verify external BSP and BSPP threads. This right‑hand, no‑go gauge supports quick, reliable inspection aligned with the 6G tolerance class, making it ideal for technicians and quality-control teams.
- 6G tolerance class: Conforms to the 6G standard, ensuring accurate external thread verification for BSP/BSPP fittings.
- External thread compatibility: Specifically tuned to BSP and BSPP threads to confirm proper size and pitch engagement.
- NOGO gauge design: Enables rapid identification of out-of-tolerance threads, preventing undersized or oversized parts from passing.
- Threaded bore with matched dimensions: Bore dimensions are calibrated to the target thread size and pitch for precise go/no-go checks.
- Right-hand orientation: Optimized for common piping configurations and convenient tool handling in busy workspaces.
- Durable construction: Built from premium materials to withstand daily use and provide long-lasting performance.
- Series 690: Part of Asimeto’s trusted 690 Series, reflecting a lineage of reliable threading gauges.
- Ease of use: Simple alignment and quick verification routines help speed up quality inspections on the shop floor.
Using this gauge helps ensure BSP/BSPP thread interfaces will assemble correctly, reducing leaks and rework in piping systems. It supports consistent quality across fittings, accelerates QC workflows, and provides a clear pass/fail signal for in-tolerance versus out-of-tolerance parts. With robust construction and precise tolerances, this ring gauge is a dependable addition to any workshop or maintenance toolkit.
| Thread Form | BSP (G) |
| Size | 3 |
| Pitch | 11 |
| Gauge Type | Ring Gauge (NoGo) |
| Thread Direction | Right Hand |
| Tolerance | 6g |
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: Asimeto Ring Gauge - NOGO - BSP/BSPP 6G - 690 Series
View full collection →You are viewing 690-18-4. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| 690-01-4 | 1/16 | 28 | £70.43 | In Stock | |
| 690-02-4 | 1/8 | 28 | £61.43 | 4 weeks | |
| 690-03-4 | 1/4 | 19 | £61.43 | In Stock | |
| 690-04-4 | 3/8 | 19 | £57.15 | 4 weeks | |
| 690-05-4 | 1/2 | 14 | £78.66 | In Stock | |
| 690-06-4 | 5/8 | 14 | £77.85 | 4 weeks | |
| 690-07-4 | 3/4 | 14 | £70.43 | In Stock | |
| 690-08-4 | 7/8 | 14 | £81.00 | In Stock | |
| 690-09-4 | 1 | 11 | £89.24 | In Stock | |
| 690-10-4 | 1 1/8 | 11 | £99.00 | In Stock | |
| 690-11-4 | 1 1/4 | 11 | £109.94 | In Stock | |
| 690-12-4 | 1 1/2 | 11 | £111.51 | 4 weeks | |
| 690-13-4 | 1 3/4 | 11 | £143.24 | In Stock | |
| 690-14-4 | 2 | 11 | £144.41 | In Stock | |
| 690-15-4 | 2 1/4 | 11 | £206.60 | In Stock | |
| 690-16-4 | 2 1/2 | 11 | £263.75 | 4 weeks | |
| 690-17-4 | 2 3/4 | 11 | £311.49 | 4 weeks | |
| 690-18-4 Viewing | 3 | 11 | £350.60 | 4 weeks |
No products match your filters.


