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NBN EN 148-3:1999
Respiratory protective devices - Threads for facepieces - Part 3: Tread connection M 45 x 3
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Summary
This European Standard is applicable to self-contained compressed air breathing apparatus designed as positive pressure breathing apparatus. This European Standard specifies a thread connection, M 45 x 3, which may optionally be used for facepieces for positive pressure breathing apparatus. This European Standard does not apply to negative pressure breathing apparatus, to closed-circuit breathing apparatus or to diving equipment.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 04/16/1999 |
| Cancellation Date | 08/31/1999 |
| Page Count | 7 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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16/04/1999
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