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National Stock Number:
5640-00-753-2870
Federal Supply Class:
5640
National Item Identification Number:
007532870
Description:
INSULATION BLOCK,THERMAL
Detail:
A RIGID ITEM DESIGNED TO PROVIDE LOW THERMAL CONDUCTIVITY. IT IS COMPOSED OF ONE OR MORE KINDS OF GRANULES AND/OR FIBER WITH BINDER ADDED, AND HAS NO SPECIFIC SURFACE PERFORATIONS, FISSURES, SLOTS OR THE LIKE. IT IS SUPPLIED IN LENGTHS UP TO AND INCLUDING 36 INCHES (914.4 MM). FOR LONGER ITEMS, SEE INSULATION BOARD, THERMAL. EXCLUDES BUILDING BOARD (AS MODIFIED); MILLBOARD, ASBESTOS; ASBESTOS SHEET, COMPRESSED; CORK SHEET; CORK AND RUBBER SHEET; AND FIBERBOARD (AS MODIFIED). SEE ALSO INSULATION BLANKET, THERMAL.
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Manufacturer Information:
| MIL-I-2819 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| COVERAGE LENGTH | 35.875 INCHES MINIMUM AND 36.125 INCHES MAXIMUM | | COVERAGE WIDTH | 5.937 INCHES MINIMUM AND 6.063 INCHES MAXIMUM | | DENSITY RATING | 26.0 POUNDS PER CUBIC FOOT | | FLAMEPROOF FEATURE | NOT INCLUDED | | LONG EDGE JOINT STYLE | BUTT JOINT | | OVERALL LENGTH | 35.875 INCHES MINIMUM AND 36.125 INCHES MAXIMUM | | OVERALL THICKNESS | 0.937 INCHES MINIMUM AND 1.063 INCHES MAXIMUM | | OVERALL WIDTH | 5.937 INCHES MINIMUM AND 6.063 INCHES MAXIMUM | | MAXIMUM THERMAL CONDUCTIVITY | 0.72 AT 500 DEGREE FAHRENHEIT; 0.79 AT 750 DEGREE FAHRENHEIT; 0.86 AT 1000 DEGREES FAHRENHEIT | | NONDEFINITIVE SPEC/STD DATA | 4 CLASS | | ONE SIDE DECORATION PROVISION | NOT PROVIDED | | SHORT EDGE JOINT STYLE | BUTT JOINT | | WATER REPELLENT COATED SURFACE | NOT PROVIDED | | TEMP RATING | 2000.0 FAHRENHEIT |
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