NSN 5640-00-809-6325

Part Details | THERMAL INSULATION BLOCK

5640-00-809-6325 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.

Alternate Parts: MILI742 TY1, MIL-I-742 TY1, MILI742, MIL-I-742, 5640-00-809-6325, 00-809-6325, 5640008096325, 008096325

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
56JUN 12, 196800-809-632515117 ( INSULATION BLOCK, THERMAL )
REFERENCE DRAWINGS & PICTURES

BUTT JOINT

BUTT JOINT

BUTT JOINT

Cross Reference | NSN 5640-00-809-6325
Part Number Cage Code Manufacturer
MIL-I-742 TY180244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE
MIL-I-74281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5640-00-809-6325
Characteristic Specifications
MATERIAL GLASS FIBER
OVERALL THICKNESS0.750 INCHES NOMINAL
COVERAGE WIDTH24.000 INCHES NOMINAL
OVERALL WIDTH24.000 INCHES NOMINAL
COVERAGE LENGTH36.000 INCHES NOMINAL
OVERALL LENGTH36.000 INCHES NOMINAL
MAXIMUM THERMAL CONDUCTIVITY0.23 AT 75 DEG F MEAN TEMP
LONG EDGE JOINT STYLE BUTT JOINT
SHORT EDGE JOINT STYLE BUTT JOINT
FLAMEPROOF FEATURE INCLUDED
WATER REPELLENT COATED SURFACE NOT PROVIDED
ONE SIDE DECORATION PROVISION PROVIDED
DECORATIVE SIDE TYPE FIBER GLASS CLOTH-COATED
DENSITY RATING5.30 POUNDS PER CUBIC FOOT
SPECIAL FEATURESINCOMBUSTIBLE
NONDEFINITIVE SPEC/STD DATA1 TYPE