Type NF - Dewar vessels with laboratory flat flange
Application
Laboratory technology
Medical technology
Biotechnology
in systems and apparatus in which a gas-tight seal is required
for liquid and solid media (LN2 or CO2)
Use as an insulated container
when using gaseous coolants max. Ensure a pressure of 0.1 bar!
Standards
Type series NF: with laboratory flat flange DIN12214 NW60-NW150
Dewar flasks according to DIN EN ISO 16496
made of borosilicate glass 3.3 according to ISO 3585
Execution
Versions and accessories:
C = metallic protective coating blue coated
A = Replacement glass (without cover)
available:
-fully silver-plated
-silver-plated with visible stripes
-unsilvered
-shortened
Technical data
| Type | Max Content approx [ml] | A [mm] | A1 [mm] | B [mm] | C [mm] | D [mm] | E [mm] | F [mm] | Weight approx. [kg] | Laboratory flat flange DIN 12214 |
| NF 7 C | 1200 | 67 | 57 | 80 | 90 | 350 | 395 | 445 | 1 | NW60 |
| NF 8 C | 1700 | 67 | 57 | 80 | 90 | 500 | 560 | 610 | 1.1 | NW60 |
| NF 11 C | 2100 | 77 | 57 | 95 | 105 | 345 | 395 | 445 | 1.8 | NW60 |
| NF 14 C | 3200 | 90 | 97 | 115 | 124 | 600 | 665 | 725 | 1.2 | NW100 |
| NF 17 C | 4000 | 110 | 97 | 120 | 130 | 600 | 660 | 720 | 1.7 | NW100 |
| NF 19 C | 5000 | 110 | 97 | 130 | 140 | 600 | 660 | 720 | 3.2 | NW100 |
| NF-S 22 C | 8000 | 138 | 147 | 160 | 165 | 600 | 660 | 735 | 4.6 | NW150 |
Article numbers
| Type | Article no. | Replacement glass | Article no. |
| NF 7 C | 11411 | NF 7 A | 1141 |
| NF 8 C | 11412 | NF 8 A | 1142 |
| NF 11 C | 11413 | NF 11 A | 1143 |
| NF 14 C | 11414 | NF 14 A | 1144 |
| NF 17 C | 11415 | NF 17 A | 1145 |
| NF 19 C | 11416 | NF 19 A | 1146 |
| NF S 22 C | 11417 | NF S 22 A | 1147 |
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