Taper Gauges

Mercury offer a full range of taper gauges including:

• Taper screw ring gauges
• Taper screw plug gauges
• Taper plain ring gauges
• Taper plain plug gauges

Gauges can be supplied to cover all the main types of taper thread standards:

• BSPT threads to BS21
• ISO 7
• NPT to ANSI/ASME B1.20.1
• NPTF to ASME B1.20.5
• ANPT to MIL-P-7105B / SAE AS71051B
• NGT to H28/9A

Gas cylinder valve outlets & connectors

• To BS341, BS EN ISO 11363 and DIN477

In addition to the above standard gauges, plain taper rings & plain taper plugs can be manufactured to suit customer gauge or component drawings.