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National Stock Number:
4520-00-340-2669
Federal Supply Class:
4520
National Item Identification Number:
003402669
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:
| B5-19-926 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC |
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Techincal Specification:
| DIAMETER | 5.000 INCHES | | FSC APPLICATION DATA | FILTER UNIT,GAS-PARTICULATE | | OVERALL DIAMETER | 4.105 INCHES MINIMUM AND 4.135 INCHES MAXIMUM | | OVERALL THICKNESS | 0.063 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4, T4 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-250/5, T3 FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 | | MOUNTING METHOD | ONE-PIECE ROD, EDGE | | OPERATION METHOD | MANUAL | | POSITIONING HOLDER TYPE | QUADRANT | | SHAPE | ROUND |
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