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National Stock Number: 4520-01-227-3050
Federal Supply Class: 4520
National Item Identification Number: 012273050
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:
17691 | 52249 | MESTEK, INC. | 17691VM | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | DWG NR 17691 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
OVERALL WIDTH | 20.000 INCHES NOMINAL | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION | SHAPE | RECTANGULAR |
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