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National Stock Number:
4520-01-316-5655
Federal Supply Class:
4520
National Item Identification Number:
013165655
Description:
DRAFT CONTROL,FLUE,AUTOMATIC
Detail:
AN ITEM CONSISTING OF A METAL FRAME IN WHICH IS INSERTED A FLAT METAL PLATE MOUNTED ON A SHAFT. THE PLATE, FLUCTUATING AUTOMATICALLY ACCORDING TO CHANGES IN ATMOSPHERIC PRESSURE, CONTROLS THE STACK OR FLUE DRAFT AND MAINTAINS AN ABSOLUTE CONSTANCY OF DRAFT REGARDLESS OF VARYING WEATHER CONDITIONS.
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Manufacturer Information:
| 18506-90667 | 52249 | MESTEK, INC. |
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Techincal Specification:
| GENERAL CHARACTERISTICS ITEM DESCRIPTION | STAINLESS STEEL O/A; 6 IN. X 1.50 IN. X 3/16 IN. THK CHANNEL FRAME; 14 GA BLADES; 3/4 IN. DIA AXLE; PNEUMATIC ACTUATED; MINUS 20 TO 125 DEG F OPERATING TEMP RANGE; 3000 AVG FPM MAX VELOCITY | | PROPRIETARY CHARACTERISTICS | PACS |
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