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National Stock Number: 4520-01-040-0899
Federal Supply Class: 4520
National Item Identification Number: 010400899
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:
| 4-6IN | 61197 | TUTTLE AND BAILEY DIV ALLIED THERMAL CORP | | NO4. SIZE 6 | 67085 | HART & COOLEY INC. |
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Techincal Specification:
| MATERIAL | STEEL | | MOUNTING METHOD | INSERTED CENTER SHAFT | | OPERATION METHOD | MANUAL | | OVERALL DIAMETER | 6.000 INCHES NOMINAL | | OVERALL HEIGHT | 3.000 INCHES NOMINAL | | OVERALL THICKNESS | 1.750 INCHES NOMINAL | | SHAPE | ROUND | | SURFACE TREATMENT | PAINT |
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