Bull’s Eye Sight Glass


The Bulls Eye is designed to satisfy the need for a threaded connection. The Bulls Eye unit is available for 1/8" to 2" MNPT pipe thread connections, and can be manufactured to meet your pressure and temperature requirements. Different materials of construction are available to meet your process needs. This unit can be utilized with other types of connections including NPT plug, weld, socket-weld, flange, sanitary, or as specified.

Materials of Construction:

  1. Body: 316 Stainless Steel; Carbon Steel; Hastelloy; Alloy 20; Titanium; Aluminum; etc.
  2. Retainer Cap: 316 Stainless Steel; Carbon Steel
  3. Lens: Two-Piece Laminated Tempered Soda Lime (Standard); Tempered or Annealed Borosilicate; Quartz; Lexan; Acrylic; Mica Shields
  4. Lens Cushion Gaskets: Teflon®; Grafoil®; Gylon®; Blue-Gard®; etc.
  5. O-Rings or Packing: Teflon®; Viton®; Silicone; Buna-N; Die-Formed Graphite; etc.

TV SDFactory Mutual Approved
This sight glass has been certified as maintaining a Quality Assurance System in accordance with the Pressure Equipment Directive 97/23/EC (PED) Annex I, Paragraph 4.3 by the Certification Body 0036 of the TÜV Industrie Service GmbH.
Bull's Eye Sight Glass

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