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National Stock Number:
4520-01-588-0897
Federal Supply Class:
4520
National Item Identification Number:
015880897
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:
| BDR2-152 | 54BY7 | RUSKIN COMPANY |
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BDR2 ROUND BACKDRAFT DAMPER | | SPECIAL FEATURES | MAXIMUM VELOCITY IS 2000 FPM; MAXIMUM SYSTEM PRESSURE IS 2" W.G. (0.49 KPA); TEMPERATURE LIMITS ARE MINUS 40 DEGREES F TO PLUS 180 DEGREES F | | SUPPLEMENTARY FEATURES | MADE FROM STEEL 6 INCHES DIA. X 6 INCHES LONG. |
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