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National Stock Number:
2040-00-198-4281
Federal Supply Class:
2040
National Item Identification Number:
001984281
Description:
DOOR,ROLLER CURTAIN
Detail:
A LARGE METALLIC OR NONMETALLIC CLOSURE USED TO CLOSE THE OPENING IN A HANGAR, BUILDING, WAREHOUSE, AND THE LIKE TO EXCLUDE LIGHT AND WIND, MAINTAIN REASONABLE WEATHER TIGHTNESS, AND PROVIDE AUXILIARY ACCESS TO AREAS OUTSIDE THE AREA PROPER. IT IS COMPRISED OF HORIZONTAL INTERLOCKING SLATS AND GUIDED AT THE ENDS BY CHANNEL TRACKS. THE ITEM MAY BE DESIGNED FOR ROLLING ON A SPRING COUNTERBALANCED DRUM OR BE LATERALLY GUIDED BY CHANNEL TRACKS. IT MAY BE POWER OR HAND OPERATED AND MAY INCLUDE A HOOD OR COVER FOR THE ROLLER DRUM MECHANISM.
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Manufacturer Information:
| 396177ITEMS2AT02E | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CONSTRUCTION | INTERLOCKING HORIZONTAL SLAT | | COUNTERBALANCE METHOD | HELICAL STEEL SPRINGS | | GUIDE TYPE | CHANNEL TRACK | | OPERATIONAL DIRECTION | VERTICAL | | MATERIAL | STEEL | | OPENING WIDTH | 15.438 FEET NOMINAL | | OPENING HEIGHT | 19.229 FEET NOMINAL | | OPERATION METHOD | POWERED | | SECTION QUANTITY | 5 | | SPECIAL FEATURES | FITTED W/BBL ATTACHED TO HOLLOW SHAFTS AT TOP OF DOOR TURNED BY WORM AND SPUR GEAR,FITTED WITH 4 PORTABLE PILASTERS EA CONSISTING OF 2 OPPOSED CHANNEL GUIDES SECURED TO CENTRAL STIFFNER | | SURFACE TREATMENT | ZINC |
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