Performance Features

  • NovAseptic® compatibility to minimize dead leg
  • Superior surface finish
  • Recommended for CIP / SIP Service
  • Designed for gas, liquid and multi-phase service
  • Suitable for operating pressure to 90% of the marked burst pressure (95% of the minimum)
  • Designed for non-fragmentation, recommended for Relief Valve isolation
  • Damage safety ratio ≤ 1
  • Suitable for cycling service
  • Vacuum resistant
  • Available with ASME “UD” (select 0%, -5%, -10% Manufacturing Design Range)
  • Pressure Equipment Directive “CE” marking and/or other International Certifications
  • BS&B proprietary technology
  • Integral or stand-alone sensor

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  • Sizes & Pressures
  • Burst Tolerance
  • Safety Heads & Sensors
  • Accessories
  • Documentation

Sizes & Pressures

GCR-N™ Disk Specifications Minimum/Maximum Pressure with Rating at 72° (22°C)

Disk Size Burst Pressure
in mm psig barg
min max min max
1.5 40 10 101 0.7 7
2 50 10 101 0.7 7
3 80
4 100
Note: NA-connect® design pressure is 101 psig (7barg) at 302°F (150°C). Other burst pressures may be available; Consult BS&B. NA-Connect® is a registered trademark of NovAseptic Equipment AB. NovAseptic is a registered trademark of Millipore Corporation.

Burst Tolerance

Marked Burst Pressure Burst Tolerance
≤ 40 psig (2.76 barg) ± 2 psig (0.138 barg)
> 40 psig (2.76 barg) ± 5%

Sensors

Integral Burst Disk Option Available

Accessories

BS&B supplies many of the Accessories required to safely and conveniently install our overpressure relief devices and complementary products. Through our professional team and global network of sales engineers and procurement personnel, we are able to provide the highest quality accessory products to meet your installation requirements.

Tell-Tale Assemblies
Tell-Tale Assemblies & Excess Flow Valves/Gauges

A gauge tap in the outlet flange of the safety head may be considered when the safety head is installed in a vertical position.

Product Literature

GCR-N™ Sanitary Rupture Disk Brochure
Burst Alert Sensors Brochure
Bio-Saf Series Rupture Disk Brochure
Detec Saf Alarm System Brochure