Series 500 Sight Window

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

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

  • Hydraulic Tanks
  • Pressure Vessels
  • Coolant Tanks
  • Hydraulic Lines
  • Oil Reservoirs

Models & Ordering

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Model Description Usually Ships Price Order
SFI-500B-1
Ships: 1-2 Weeks
Price: $45.00
Sight window, 1" male NPT. 1-2 Weeks $45.00 Order
SFI-500B-1-1/2
Ships: 1-2 Weeks
Price: $65.00
Sight window, 1-1/2" male NPT. 1-2 Weeks $65.00 Order
SFI-500B-1-1/4
Ships: 1-2 Weeks
Price: $59.00
Sight window, 1-1/4" male NPT. 1-2 Weeks $59.00 Order
SFI-500B-2
Ships: 1-2 Weeks
Price: $72.00
Sight window, 2" male NPT. 1-2 Weeks $72.00 Order
SFI-500B-3/4
Ships: 1-2 Weeks
Price: $36.50
Sight window, 3/4" male NPT. 1-2 Weeks $36.50 Order

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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).

Model Chart

EXAMPLE SFI 500B 3/4 G1 Series SFI-500B-3/4-G1 Sight Window, brass, 3/4" body, with PTFE gasket
SERIES SFI       Sight Window
BODY STYLE   500B
500CS
500SS
    Brass
Carbon Steel
316SS
BODY SIZE     3/4
1
1-1/4
1-1/2
2
  3/4"
1"
1-1/4"
1-1/2"
2"
OPTIONS       G1
ST
PTFE Gasket
Stainless Steel Tag

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