PS 895 Class B Aerodynamic smoothing sealant.
UN Number: UN3077 CL9 & 3082 CL9 III
Limited Quantity: 5L
PS 895 Class B is an aerodynamic smoothing sealant. It has a service temperature range from -65°F (-54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). This material is designed for sealing aircraft structures and pressurized cabins or for depression filling and smoothing applications. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. PS 895 Class B is a two-part, manganese dioxide cured, polysulfide sealant. The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula. This sealant has excellent adhesion to common aircraft substrates.
- MIL-S-38228 Class B
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