Asimeto | Authorised UK Distributor
Asimeto Ring Gauge

NOGO - BSP/BSPP 6G - 690 Series

The Asimeto Ring Gauge NOGO BSP/BSPP 6G from the 690 Series is a precision instrument used for verifying the external threads of British Standard Pipe (BSP) and British Standard Pipe Parallel (BSPP) fittings. This ring gauge is specifically designed to conform to the 6G tolerance class, ensuring accurate and reliable thread inspection. It features a threaded bore with dimensions that correspond to the desired thread size and pitch, allowing users to quickly and efficiently check the external threads of the tested part. The NOGO gauge is constructed from high-quality materials to ensure durability and long-lasting performance.

Starting from
£57.89
inc. VAT
In this range
18
products
In stock now
11
ready to dispatch
Browse all 18 products

Click any SKU to view full product details, specifications and datasheets.

Product SKU Size Pitch Price Stock Order
690-01-4 1/16 28 £66.37 In Stock
690-02-4 1/8 28 £57.89 4 weeks
690-03-4 1/4 19 £57.89 In Stock
690-04-4 3/8 19 £59.73 4 weeks
690-05-4 1/2 14 £74.10 In Stock
690-06-4 5/8 14 £73.37 4 weeks
690-07-4 3/4 14 £73.37 In Stock
690-08-4 7/8 14 £76.32 In Stock
690-09-4 1 11 £93.28 In Stock
690-10-4 1 1/8 11 £93.28 In Stock
690-11-4 1 1/4 11 £103.60 In Stock
690-12-4 1 1/2 11 £105.08 4 weeks
690-13-4 1 3/4 11 £134.94 In Stock
690-14-4 2 11 £136.05 In Stock
690-15-4 2 1/4 11 £194.67 In Stock
690-16-4 2 1/2 11 £248.50 4 weeks
690-17-4 2 3/4 11 £293.48 4 weeks
690-18-4 3 11 £330.35 4 weeks
Service & Support

Built around the way engineers work

Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.

Dispatch Hours

Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).

  • Mon – Thurs8:00 – 17:00
  • Friday8:00 – 16:30
  • Sat & SunClosed

UK Delivery

FREE next day delivery on mainland UK orders over £50 ex VAT
ServiceCost
Royal Mail Tracked 24£5.90
DPD Standard Next Day£8.00
Royal Mail Special Delivery by 1pm£12.50
DPD Saturday Delivery£25.00

Saturday delivery available on orders placed before 4pm Friday. T&Cs and geographical exclusions apply (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands & others) — see our delivery page for full details.

Need Technical Help?

Our specialist team can advise on tooling choice, specifications and compatibility.

01732 887334 info@protool-ltd.co.uk
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30