NSN 5640-00-938-8699

Part Details | THERMAL INSULATION BLOCK

5640-00-938-8699 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: 7081385P001, 70813851, 7081385-1, 5640-00-938-8699, 00-938-8699, 5640009388699, 009388699

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
56MAR 25, 196700-938-869915117 ( INSULATION BLOCK, THERMAL )
REFERENCE DRAWINGS & PICTURES

BUTT JOINT

BUTT JOINT

BUTT JOINT

Cross Reference | NSN 5640-00-938-8699
Part Number Cage Code Manufacturer
7081385P00103538LOCKHEED MARTIN CORPORATIONDIV RMS
7081385-103538LOCKHEED MARTIN CORPORATIONDIV RMS
Technical Data | NSN 5640-00-938-8699
Characteristic Specifications
MATERIAL GLASS FIBER
OVERALL THICKNESS0.750 INCHES NOMINAL
COVERAGE WIDTH16.000 INCHES NOMINAL
OVERALL WIDTH16.000 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 NOT INCLUDED
WATER REPELLENT COATED SURFACE PROVIDED
COATING MATERIAL GLASS CLOTH
COATING MATERIAL LOCATION ONE SIDE
ONE SIDE DECORATION PROVISION NOT PROVIDED
DENSITY RATING3.0 POUNDS PER CUBIC FOOT