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Type A - Low design
Type B - High design, with Stainless Steel cap
Product Description
GN883 Breather or Exhaust Valves
Once the opening pressure given in the table is exceeded, these breather valves, GN 883, will vent into a container and so protect against excessive inside container pressure. They also feature highly compact dimensions.
A coding (Type A) or a colour ring (Type B) in yellow (20 - 80 mbar) or green (160 - 240 mbar) indicates the different opening pressure ratings.
The simple function principle (pressure spring / ball) ensures long and trouble-free use of the valve. The installation position is vertical to the top.
Specification
Valve body - Brass MS
Ball - Steel ST, AISI 5210
Spring - Stainless Steel NI, AISI 301
Sealing - DIN7603 A, Soft iron 1.0338, (for d1 = M10 x 1: PA6)
Breather (Type B) - Stainless Steel NI, AISI 304
Temperature resistant from -30 oC to +100 oC