Sanitary in-line sight glass assembly

A sight glass assembly, comprising:

• separate first and second hollow connection bodies;
• a transparent tube retainable between and within the first and second hollow connection bodies when said first and second hollow connection bodies are secured together in an end-to-end abutting relationship;
• a first gasket located within the first hollow connection body;
• a second gasket located within the second hollow connection body;
• and
• a fastener for securing an end of the first hollow connection body to an end of the second hollow connection body in the end-to-end abutting relationship such that the first gasket is compressed between the first hollow connection body and a first end of the transparent tube and forms a seal therebetween and the second gasket becomes compressed between the second hollow connection body and a second end of the transparent tube and forms a seal therebetween;
• wherein at least one of the first and second hollow connection bodies includes a sidewall having at least one opening through which the transparent tube is exposed for providing a viewing window into a flow path defined by the assembly;
• and
• wherein the fastener includes wings for being gripped by the hand of an installer whereby the assembly is configured to be assembled and disassembled manually without the use of a tool.