NSN 5640-00-809-6312
Thermal Insulation BlockPricing & Availability Check
Submit this form for stock availability and pricing.Inventory
This product may be available in the following quantities and conditions.
- NS: 1
- NE: 127
Please note that inventory for this NSN was updated 02/11/2025 and may have changed since then. Request a quote for up to date pricing and availability.
Product Definition Definition of approved item name (AIN): "INSULATION BLOCK,THERMAL"
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.
5640-00-809-6312 Spec. NSN part characteristics
Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM
Identification Item Identification Guide (IIG) and Item Name Code (INC)
Special material and handling
Indicates information is in the hazardous materials information resource system (hmirs).
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Import and Export
Schedule B Codes Definitions:
Absorbing Mineral Materials, Nesoi Insulating Sound Mixtures and Articles Of Heat
Shingles, Molding, Wallboard
Insulating (sound Or Heat) Mineral Materials, N.e.s. (excluding Asbestos, Asbestos Cement, Cellulose Fiber Cement and Ceramic Goods)
National motor freight and handling
Freight Codes Definitions:
No special type of cargo code applicable.
Wallboard (less than 35 feet).
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.
Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Other or no special handling required (sh)