Product Details | THERMAL INSULATION BLOCK

5640-00-975-1927 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.

Part Alternates: 5640-00-975-1927, 00-975-1927, 5640009751927, 009751927

Construction and Building Materials | Wallboard, Building Paper, and Thermal Insulation Materials

Supply Group (FSG) NSN Assign. NIIN
56 01 JAN 1962 00-975-1927

Drawings & Photos | NSN 5640-00-975-1927


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Technical Data | NSN 5640-00-975-1927

Characteristic Specifications
MATERIAL ASBESTOS FIBER AND MAGNESIA
BASIC MATERIAL PERCENTAGE ASBESTOS FIBER 15 PCT; MAGNESIA 85 PCT
OVERALL THICKNESS 2.000 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 NOT RATED
LONG EDGE JOINT STYLE 7 BUTT JOINT
SHORT EDGE JOINT STYLE 7 BUTT JOINT
FLAMEPROOF FEATURE NOT INCLUDED
WATER REPELLENT COATED SURFACE NOT PROVIDED
ONE SIDE DECORATION PROVISION NOT PROVIDED
TEMP RATING 600.0 DEG FAHRENHEIT
DENSITY RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5640-00-975-1927

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information