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National Stock Number:
5640-00-962-4467
Federal Supply Class:
5640
National Item Identification Number:
009624467
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:
| BASIC MATERIAL PERCENTAGE | ASBESTOS FIBER 10 PCT; DIATOMACEOUS SILICA 90 PCT | | MATERIAL | ASBESTOS AND | | DIATOMACEOUS EARTH | | OVERALL THICKNESS | 1.500 INCHES NOMINAL | | COVERAGE WIDTH | 6.000 INCHES NOMINAL | | OVERALL WIDTH | 6.000 INCHES NOMINAL | | COVERAGE LENGTH | 36.000 INCHES NOMINAL | | OVERALL LENGTH | 36.000 INCHES NOMINAL | | MAXIMUM THERMAL CONDUCTIVITY | 0.78 AT 800 DEG F MEAN TEMP | | LONG EDGE JOINT STYLE | BUTT JOINT | | SHORT EDGE JOINT STYLE | BUTT JOINT | | FLAMEPROOF FEATURE | NOT INCLUDED | | WATER REPELLENT COATED SURFACE | NOT PROVIDED | | ONE SIDE DECORATION PROVISION | NOT PROVIDED | | TEMP RATING | 2000.0 DEG FAHRENHEIT | | DENSITY RATING | 26.0 POUNDS PER CUBIC FOOT | | NONDEFINITIVE SPEC/STD DATA | 4 CLASS | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-I-2819 |
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