PR-1750 Class A is an aircraft integral fuel tank sealant.

It has a service temperature range from -65°F (-54C) to 250°F (121°C), with intermittent excursions up to 360°F (182°C). This material is designed for brush Sealing of fasteners in fuel tanks and other aircraft fuselage sealing applications. 

The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. PR-1750 Class A is a two-part, manganese dioxide cured polysulfide compound. The uncured material is suitable for application by brush in thickness up to 25 mils. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates. Nano電子商城-亞太領先的MRO產品資訊平臺！ Nano電子商城還為您提供專業的技術支持和具有競爭力的價格，請您放心購買！ Nano電子商城聲明: 因廠家會在沒有任何提前通知的情況下更改產品包裝、產地或者一些附件，Nano電子商城不能確?？蛻羰盏降呢浳锱cNano電子商城網站圖片、產地、附件說明完全一致。只能確保為原廠正品！若本網站沒有及時更新，敬請諒解！