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National Stock Number:
4520-01-495-6442
Federal Supply Class:
4520
National Item Identification Number:
014956442
Description:
TERMINAL,VENTILATION DUCT
Detail:
A FABRICATED DEVICE, GENERALLY CONSTRUCTED WITH A FLARED END AND A STRAIGHT OR ELBOW TYPE BODY. IT MAY CONTAIN A DAMPER AND IS DESIGNED TO BE USED AT THE END OF A VENTILATING DUCT TO CONTROL THE QUANTITY AND/OR THE DIRECTION OF AIR FLOW.
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Manufacturer Information:
| 512-7067250-A1 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT | | DAMPER | INCLUDED | | MATERIAL | STEEL CORROSION RESISTING | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | FIRE DAMPER ASSEMBLY NO A1 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 10.250 INCHES NOMINAL | | OVERALL THICKNESS | 5.000 INCHES NOMINAL | | OVERALL WIDTH | 10.250 INCHES NOMINAL | | SPECIAL FEATURES | ITEM IS MADE FROM QQ-5-763 CL 304, COND A CORROSION RESISTANT STEEL; EACH END HAS A FLANGE MEASURING 8.250X4.250 INCHES; SEE DRAWING FOR FABRICATION |
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