scope:

This specification establishes the requirements for a rigid, closed-cell polyurethane foam containing 1,1,1,3,3-Pentafluoropropane (HFC-245fa) suitable for spray applications.

Contractors and subcontractors may use other specifications if they have prior approval of National Aeronautics and Space Administration (NASA) Marshall Space Flight Center (MSFC) Materials and Processes (M&P) (6.5.1) and meet the product requirements and the intent of this specification.

Language usage throughout this document is defined in Section 6.5 and 6.5.15.

intended Use:

This material will be used primarily as a manually sprayed foam suitable for spray applications.