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National Stock Number:
4520-01-227-3049
Federal Supply Class:
4520
National Item Identification Number:
012273049
Description:
DAMPER,FLUE
Detail:
A CAST IRON OR SHEET METAL PLATE DESIGNED TO BE INSTALLED IN A BOILER, HEATER, STOVE, OR FURNACE FLUE PIPE TO CONTROL THE DRAFT, AND/OR IN AN AIR DUCT TO CONTROL THE PASSAGE OF AIR. EXCLUDES VALVE, BUTTERFLY.
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Manufacturer Information:
| 17683 | 52249 | MESTEK, INC. | | 17683VM | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| OVERALL WIDTH | 34.500 INCHES MAXIMUM | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION | | SHAPE | RECTANGULAR |
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