NSN 5640-00-281-6918

Part Details | THERMAL INSULATION BOARD

5640-00-281-6918 An item identical in construction to INSULATION BLOCK, THERMAL except that it is supplied in lengths greater than 36 inches (914.4 mm). Excludes BUILDING BOARD (as modified). MILLBOARD, ASBESTOS; ASBESTOS SHEET, COMPRESSED; CORK SHEET; CORK AND RUBBERSHEET; and FIBERBOARD (as modified). See also INSULATION BLANKET, THERMAL.

Alternate Parts: ASTM C612, HHI558, HH-I-558, HHI558 FMACL1, HH-I-558 FMACL1, ASTM C612 TY1A, ASTM C612 CL1, 5640-00-281-6918, 00-281-6918, 5640002816918, 002816918

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
56JAN 01, 196300-281-691815118 ( INSULATION BOARD, THERMAL )
REFERENCE DRAWINGS & PICTURES

BUTT JOINT

BUTT JOINT

BUTT JOINT

Cross Reference | NSN 5640-00-281-6918
Part Number Cage Code Manufacturer
ASTM C61281346AMERICAN SOCIETY FOR TESTING ANDMATERIALS
HH-I-55881348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
HH-I-558 FMACL180244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE
ASTM C612 TY1A80244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE
ASTM C612 CL180244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE
Technical Data | NSN 5640-00-281-6918
Characteristic Specifications
OVERALL THICKNESS3.000 INCHES NOMINAL
COVERAGE WIDTH24.000 INCHES NOMINAL
OVERALL WIDTH24.000 INCHES NOMINAL
COVERAGE LENGTH48.000 INCHES NOMINAL
OVERALL LENGTH48.000 INCHES NOMINAL
MAXIMUM THERMAL CONDUCTIVITY0.25 AT 50 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 RATING450.0 DEG FAHRENHEIT
SPECIAL FEATURESUSE OF ASBESTOS PROHIBITED;W/ALUMINUM FOIL ONE SIDE
NONDEFINITIVE SPEC/STD DATA1A TYPE