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JACOB®

BN 22340 - Ex-reductions hexagonal for metric thread on metric thread, with o-ring

  • Reduction: brass CuZn39Pb3, nickel plated
  • O-ring: Nitrile rubber NBR
  • External thread: metric, as per EN 60423
  • Internal thread: metric, as per EN 60423
  • Reduction of threaded or clearance holes to smaller thread sizes
  • Equipment group: II
  • Category Zone: 2G, 2D / 1, 2, 21, 22
  • Type of protection: Ex eb IIC Gb, Ex tb IIIC Db
  • Temperature range: -40 °C ... +85 °C
  • Protection range: IP66 / IP68 - 5 bar (30 min.)

Brand
Brand JACOB®
Material
Material Brass
Surface
Surface nickel plated

All features


Product description

  • Reduction: brass CuZn39Pb3, nickel plated
  • O-ring: Nitrile rubber NBR
  • External thread: metric, as per EN 60423
  • Internal thread: metric, as per EN 60423
  • Reduction of threaded or clearance holes to smaller thread sizes
  • Equipment group: II
  • Category Zone: 2G, 2D / 1, 2, 21, 22
  • Type of protection: Ex eb IIC Gb, Ex tb IIIC Db
  • Temperature range: -40 °C ... +85 °C
  • Protection range: IP66 / IP68 - 5 bar (30 min.)

Additional information

Test standard:
EN IEC 60079-0:2018, IEC 60079-0:2017 / EN IEC 60079-7:2015+A1, IEC 60079-7:2015+A1 / EN 60079-31:2014, IEC 60079-31:2013
EU-Type certificate: PTB 16 ATEX 1006
IECEx-Cerificate: IECEx PTB 16.0017

Features

Brand
Brand JACOB®
Material
Material Brass
Surface
Surface nickel plated
Certificates
Certificates

Warnings

The combination of more than one reduction to reduce the thread size is not acceptable.





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