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5640-00-223-7201
Thermal Insulation Block
5640002237201 002237201 ASTM C640-83 HH-I-525
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. View more Thermal Insulation Block
November 2023
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Restrictions 5640-00-223-7201
5640-00-223-7201 is a Thermal Insulation Block that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item may be hazardous as it is in a Federal Supply Class for potentially hazardous items. A MSDS should be available from the supplier for the end user to evaluate any hazards. This item does not contain a precious metal.
End Users 5640-00-223-7201
- NASA (G770)
- Effective Date:
- 1 Apr 1991
Approved Sources 5640-00-223-7201
- Part Number
- Manufacturer
- Status
- ASTM C640-83
- Manufacturer
- 81346 - American Society For Testing And (Active)
- Incomplete Reference
- Incomplete Reference
- HH-I-525
- 81348 - Federal Specifications (Active)
- Canceled/Obsolete
- Canceled/Obsolete
Datasheet 5640-00-223-7201
- Characteristic
- Specifications
- Coverage Length [BDBR]
- Specifications
- 35.875 Inches Minimum And 36.125 Inches Maximum
- Coverage Width [BDBQ]
- 17.937 Inches Minimum And 18.063 Inches Maximum
- Flameproof Feature [BDNT]
- Not Included
- Material [MATT]
- Cork
- Maximum Thermal Conductivity [BDBG]
- 0.29 At 75 Deg F Mean Temp
- One Side Decoration Provision [BDNX]
- Not Provided
- Long Edge Joint Style [BDNR]
- Butt Joint
- Short Edge Joint Style [BDNS]
- Butt Joint
- Overall Length [ABHP]
- 35.875 Inches Minimum And 36.125 Inches Maximum
- Overall Thickness [ADUM]
- 1.937 Inches Minimum And 2.063 Inches Maximum
- Overall Width [ABMK]
- 17.937 Inches Minimum And 18.063 Inches Maximum
- Water Repellent Coated Surface [BDNW]
- Not Provided
NATO Stock Numbers Related to 5640-00-223-7201
Freight Information 5640-00-223-7201
5640-00-223-7201 has freight characteristics.. 5640-00-223-7201 has a variance between NMFC and UFC when transported by rail and the description should be consulted.