5640-01-189-8230 INSULATION BLOCK,THERMAL Index 5895-01-189-8232 COVER,ELECTRONIC COMMUNICATION E

National Stock Number:
5640-01-189-8231

Federal Supply Class:
5640

National Item Identification Number:
011898231

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.


Manufacturer Information:
E-169-384-0 PIECE 81311440GE STEAM POWER INC
MIL-I-281981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
DENSITY RATING22.0 POUNDS PER CUBIC FOOT
FLAMEPROOF FEATUREINCLUDED
MATERIALMINERAL FIBER LOCATION NOT OTHERWISE SPECIFIED
MAXIMUM THERMAL CONDUCTIVITY0.76 RATED MAXIMUM THERMAL CONDUCTIVITY,AT 700 DEGREE FAHRENHEIT MEAN TEMPERATURE
OVERALL LENGTH18.000 INCHES NOMINAL
OVERALL THICKNESS3.000 INCHES NOMINAL
OVERALL WIDTH6.000 INCHES NOMINAL
TEMP RATING1.500 FAHRENHEIT


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