Shows Level or Contents of Tanks, Pipelines; Tempered, Replaceable Glass Window

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Tough, tempered glass window resists chemical attack and abrasion. Seamless gasket assures perfect seal and is easily field replaceable. In addition to the standard brass body, Model 500 Sight Windows are also available in carbon steel or 316 stainless steel to suit a wide range of chemical compatibility.

Product Applications

ModelDescription

SFI-500B-1 Sight window, 1" male NPT.

SFI-500B-1-1/2 Sight window, 1-1/2" male NPT.

SFI-500B-1-1/4 Sight window, 1-1/4" male NPT.

SFI-500B-2 Sight window, 2" male NPT.

SFI-500B-3/4 Sight window, 3/4" male NPT.

Specifications

Service:

Compatible gases and liquids.

Wetted Materials:

Window: tempered glass; Body: brass, carbon steel, or 316 SS; Gasket: Buna-N on brass and carbon steel body, PTFE on 316 SS body.

Temperature Limit:

200°F (93°C).

Pressure Limit:

125 psig (8.6 bar).

Connections:

3/4" to 2" male NPT.

Agency Approvals:

Meets the technical requirements of EU Directive 2011/65/EU (RoHS II).