This part is a kind of semiconductor called 1N5396.

Function of this product has 1.5 Amp Rectifier 50 - 1000 Volts.

Manufacturers : Micro Commercial Components

Image and pinout :

Some of the text within the PDF file :

MCC Features • • • • Low Current Leakage Low Forward Voltage High Current Capability Low Cost
  omponents 21201 Itasca Street Chatsworth    !"# $ %    !"# 1N5391 THRU 1N5399 1.5 Amp Rectifier 50 - 1000 Volts • • • Maximum Ratings Operating Temperature: -55 °C to +125°C Storage Temperature: -55°C to +150°C Typical Thermal Resistance; 26°C/W Junction To Lead Device Marking Maximum Recurrent Peak Reverse Voltage 50V 100V 200V 300V 400V 500V 600V 800V 1000V Maximum RMS Voltage Maximum DC Blocking Voltage 50V 100V 200V 300V 400V 500V 600V 800V 1000V DO-15 MCC Catalog Number D 1N5391 1N5392 1N5393 1N5394 1N5395 1N5396 1N5397 1N5398 1N5399 --- 35V 70V 140V 210V 280V 350V 420V 560V 700V A Cathode M [ ... ]

1N5396 PDF Datasheet Download