National Item Identification Number
00-267-1591
002671591
5640-00-267-1591
5640002671591
National Stock Number
Item Name
INSULATION BLOCK,THERMAL
Federal Supply Class
5640
Description
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.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
MIL-I-2819
MIL-I-2819 CL3
MIL-PRF-2819
MIL-PRF-2819 CL3
Required Categories
MATERIAL
OVERALL THICKNESS
COVERAGE WIDTH
OVERALL WIDTH
COVERAGE LENGTH
OVE
Required Description
ANY ACCEPTABLE
2.500 INCHES NOMINAL
12.000 INCHES NOMINAL
12.000 INCHES NOMIN