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  3. Test Instruments & Gauges
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  5. Flow Measuring Instruments
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  7. Sight Glass Flow Indicators

Sight Glass Flow Indicators (556 items) - Page 4

Dwyer Instruments Sight window, 3/8" male NPT. SFI-550-3/8
Dwyer Instruments

Sight window, 3/8" male NPT.

Zoro # G807149121
Mfr # SFI-550-3/8
product price: 
$25.65
/ea
J.W. Winco GN743.8-18-3/4-NPT-B Oil SIght Glass 11PSMH
J.W. Winco

GN743.8-18-3/4-NPT-B Oil SIght Glass

Zoro # G4668300
Mfr # 11PSMH
product price: 
$22.65
/ea
Dwyer Instruments GL FLMTR 20-480 CCM DR224732M
Dwyer Instruments

GL FLMTR 20-480 CCM

Zoro # G210113924
Mfr # DR224732M
product price: 
$1,085.99
/ea
J.W. Winco GN743-32-M42X1.5-B Oil Sight Glass 743-32-M42X1.5-B
J.W. Winco

GN743-32-M42X1.5-B Oil Sight Glass

Zoro # G4721336
Mfr # 743-32-M42X1.5-B
product price: 
$22.95
/ea
Oil-Rite Gasketed Window Sight Straight Thread - Straight, 1in.-14, 1 1/4in., 125 PSI, Buna-N, 25/32in. B2394-14
Oil-Rite

Gasketed Window Sight Straight Thread - Straight, 1in.-14, 1 1/4in., 125 PSI, Buna-N, 25/32in.

Zoro # G416547448
Mfr # B2394-14
product price: 
$15.39
/ea
Gems Sensors Flow Rate Indicator, Rotor, 30 GPM Max RFI, 180392
Gems Sensors

Flow Rate Indicator, Rotor, 30 GPM Max

Zoro # G1913301
Mfr # RFI, 180392
product price: 
$215.99
/ea
Dwyer Instruments Sight flow indicator, 1/4" body, 3.000" L x 1.813" D x 2.125" H (76 x 46 x 54 mm), 1.1 lb (0.5 kg). SFI-100-1/4
Dwyer Instruments

Sight flow indicator, 1/4" body, 3.000" L x 1.813" D x 2.125" H (76 x 46 x 54 mm), 1.1 lb (0.5 kg).

Zoro # G7627541
Mfr # SFI-100-1/4
product price: 
$214.99
/ea
Dwyer Instruments Sight flow indicator, 2" body, 5.500" L x 3.688" D x 4.063" H (140 x 93 x 103 mm), 7.0 lb (3.2 kg). SFI-300-2
Dwyer Instruments

Sight flow indicator, 2" body, 5.500" L x 3.688" D x 4.063" H (140 x 93 x 103 mm), 7.0 lb (3.2 kg).

Zoro # G7613322
Mfr # SFI-300-2
product price: 
$867.99
/ea
Gems Sensors Flow Rate Monitor, Rotor, 20 GPM Max RFO, 156262
Gems Sensors

Flow Rate Monitor, Rotor, 20 GPM Max

Zoro # G0994917
Mfr # RFO, 156262
product price: 
$310.99
/ea
Gems Sensors Flow Rate Monitor, Rotor, 30 GPM Max RFO, 194761
Gems Sensors

Flow Rate Monitor, Rotor, 30 GPM Max

Zoro # G2644031
Mfr # RFO, 194761
product price: 
$291.99
/ea
Dwyer Instruments Double Sight Flow Indicator, SS, 1-1/2In SFI-300SS-1-1/2
Dwyer Instruments

Double Sight Flow Indicator, SS, 1-1/2In

Zoro # G5507022
Mfr # SFI-300SS-1-1/2
product price: 
$1,263.99
/ea
Dixon Compact Sight Glass, 4 in Sight Dia, Clamp, 4.34 in L, 100 psi Working, 316L SS B54BMPS-R400
Dixon

Compact Sight Glass, 4 in Sight Dia, Clamp, 4.34 in L, 100 psi Working, 316L SS

Zoro # G709195981
Mfr # B54BMPS-R400
product price: 
$828.99
/ea
J.W. Winco GN743.5-14-G1/2-A Oil Sight Glass 743.5-14-G1/2-A
J.W. Winco

GN743.5-14-G1/2-A Oil Sight Glass

Zoro # G4675197
Mfr # 743.5-14-G1/2-A
product price: 
$27.39
/ea
J.W. Winco GN743.5-24-G1-B Oil Sight Glass 743.5-24-G1-B
J.W. Winco

GN743.5-24-G1-B Oil Sight Glass

Zoro # G4668766
Mfr # 743.5-24-G1-B
product price: 
$44.79
/ea
Dwyer Instruments Sight flow indicator, 3/4" body, 3.688" L x 2.250" H (94 x 57 mm), 2.4 lb (1.1 kg). SFI-700-3/4
Dwyer Instruments

Sight flow indicator, 3/4" body, 3.688" L x 2.250" H (94 x 57 mm), 2.4 lb (1.1 kg).

Zoro # G510389418
Mfr # SFI-700-3/4
product price: 
$826.99
/ea
Dixon TTMA Flanged Sight Flow Indicator 4-1460-AL
Dixon

TTMA Flanged Sight Flow Indicator

Zoro # G7149278
Mfr # 4-1460-AL
product price: 
$141.99
/ea
Ranco Sight Glass, 5 3/4 in L, 5/8 in Sz, Female RSG-5S
Ranco

Sight Glass, 5 3/4 in L, 5/8 in Sz, Female

Zoro # G922385107
Mfr # RSG-5S
product price: 
$21.89
/ea
Oil-Rite Gasketed Window Sight With Reflector 1-1/2 Npt Viton O-Ring B1740-17V
Oil-Rite

Gasketed Window Sight With Reflector 1-1/2 Npt Viton O-Ring

Zoro # G016547237
Mfr # B1740-17V
product price: 
$35.35
/ea
Dixon End Cap, 2-1/2 in, For Use with B54BMP In-Line Sight Glass, Plastic, Acrylic B5416MP-A250
Dixon

End Cap, 2-1/2 in, For Use with B54BMP In-Line Sight Glass, Plastic, Acrylic

Zoro # G609195876
Mfr # B5416MP-A250
product price: 
$113.99
/ea
Dwyer Instruments Sight flow indicator, 1" body, 4.375" L x 3.125" D x 2.563" H (111 x 79 x 65 mm), 3.0 lb (1.4 kg). SFI-350-1
Dwyer Instruments

Sight flow indicator, 1" body, 4.375" L x 3.125" D x 2.563" H (111 x 79 x 65 mm), 3.0 lb (1.4 kg).

Zoro # G110389405
Mfr # SFI-350-1
product price: 
$325.99
/ea
Dwyer Instruments Sight window, 1-1/2" male NPT. SFI-550-1-1/2
Dwyer Instruments

Sight window, 1-1/2" male NPT.

Zoro # G807149183
Mfr # SFI-550-1-1/2
product price: 
$89.50
/ea
Dixon Sight Glass, In-Line, Series: B54BMP, 1 in OD Sight Dia, Clamp, 5.6 in Length, 145 psi Working, 316 B54BMP-R100LX
Dixon

Sight Glass, In-Line, Series: B54BMP, 1 in OD Sight Dia, Clamp, 5.6 in Length, 145 psi Working, 316

Zoro # G809195928
Mfr # B54BMP-R100LX
product price: 
$346.99
/ea
J.W. Winco GN743.1-32-M40X1.5-B Oil Sight Glass Aluminum 743.1-32-M40X1.5-B
J.W. Winco

GN743.1-32-M40X1.5-B Oil Sight Glass Aluminum

Zoro # G4722359
Mfr # 743.1-32-M40X1.5-B
product price: 
$28.35
/ea
J.W. Winco GN743.1-14-M20X1.5-A Oil Sight Glass Aluminum 743.1-14-M20X1.5-A
J.W. Winco

GN743.1-14-M20X1.5-A Oil Sight Glass Aluminum

Zoro # G4715727
Mfr # 743.1-14-M20X1.5-A
product price: 
$16.65
/ea
Dixon Cam and Groove Insert, For Use with 4-1460-AL TTMA Sight Flow Indicator, Plexiglas 4PSG
Dixon

Cam and Groove Insert, For Use with 4-1460-AL TTMA Sight Flow Indicator, Plexiglas

Zoro # G908791762
Mfr # 4PSG
product price: 
$95.35
/ea
Dwyer Instruments Sight flow indicator, 3/4" body, 4.063" L x 2.750" D x 2.563" H (103 x 70 x 65 mm), 2.6 lb (1.2 kg). SFI-350-3/4
Dwyer Instruments

Sight flow indicator, 3/4" body, 4.063" L x 2.750" D x 2.563" H (103 x 70 x 65 mm), 2.6 lb (1.2 kg).

Zoro # G710389430
Mfr # SFI-350-3/4
product price: 
$312.99
/ea
Dixon Sight Glass, In-Line, Series: B54BMP, 2 in OD Sight Dia, Clamp, 5.6 in Length, 145 psi Working, 316 B54BMP-R200LX
Dixon

Sight Glass, In-Line, Series: B54BMP, 2 in OD Sight Dia, Clamp, 5.6 in Length, 145 psi Working, 316

Zoro # G609195937
Mfr # B54BMP-R200LX
product price: 
$484.99
/ea
Dixon Wilkerson by Standard Combination Unit with Sight Glass, 1/2 in NPT Port, 128 SCFM Flow Rate, Zinc B C26-04AMB
Dixon

Wilkerson by Standard Combination Unit with Sight Glass, 1/2 in NPT Port, 128 SCFM Flow Rate, Zinc B

Zoro # G009195933
Mfr # C26-04AMB
product price: 
$919.99
/ea
Dwyer Instruments Sight Flow Indicator SFI-801-3/4-A711
Dwyer Instruments

Sight Flow Indicator

Zoro # G307149041
Mfr # SFI-801-3/4-A711
product price: 
$274.99
/ea
J.W. Winco GN743-18-M26X1.5-A Oil Sight Glass 743-18-M26X1.5-A
J.W. Winco

GN743-18-M26X1.5-A Oil Sight Glass

Zoro # G4718247
Mfr # 743-18-M26X1.5-A
product price: 
$14.75
/ea
J.W. Winco GN743-11-G3/8-A Oil Sight Glass 743-11-G3/8-A
J.W. Winco

GN743-11-G3/8-A Oil Sight Glass

Zoro # G4714939
Mfr # 743-11-G3/8-A
product price: 
$13.19
/ea
Oil-Rite 303 SS Gasketed Window Sights NPT Thread - 2in. NPT, 2 1/2in., Buna-N, SS B4763-18B
Oil-Rite

303 SS Gasketed Window Sights NPT Thread - 2in. NPT, 2 1/2in., Buna-N, SS

Zoro # G316547500
Mfr # B4763-18B
product price: 
$114.99
/ea
Dixon Replacement Glass, 2 in, For Use with B54BMP In-Line Sight Glass, Borosilicate Glass B54G-P200
Dixon

Replacement Glass, 2 in, For Use with B54BMP In-Line Sight Glass, Borosilicate Glass

Zoro # G509195907
Mfr # B54G-P200
product price: 
$230.99
/ea
J.W. Winco GN743-32-G1-1/4-B Oil Sight Glass 743-32-G11/4-B
J.W. Winco

GN743-32-G1-1/4-B Oil Sight Glass

Zoro # G4721150
Mfr # 743-32-G11/4-B
product price: 
$26.15
/ea
Dixon Sight Flow Indicator Repair Kit, For Use with 5200-SFI-3 Sight Flow Indicator 5200-SFI-3V-RK1
Dixon

Sight Flow Indicator Repair Kit, For Use with 5200-SFI-3 Sight Flow Indicator

Zoro # G410375108
Mfr # 5200-SFI-3V-RK1
product price: 
$109.99
/ea
J.W. Winco GN537-32-38-A Oil Sight Glass Aluminum RD3/A
J.W. Winco

GN537-32-38-A Oil Sight Glass Aluminum

Zoro # G4709348
Mfr # RD3/A
product price: 
$30.15
/ea
Sight Glass Flow Indicators (556 items) - Page 4
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About Sight Glass Flow Indicators

Sight Glass Flow Indicators are a type of visual flow indicator used to measure the rate and direction of liquids, gases, and steam in pipes. They are a critical tool for many industries that rely on accurate measurements of flow in order to maintain safety and efficiency.

Types of Sight Glass Flow Indicators

There are several types of Sight Glass Flow Indicators commonly used today. Flanged sight glass flow indicators are often used when more accuracy is needed, while inline sight flow indicators are typically better suited for heavier duty applications. Oil flow sight glasses may be preferred for certain applications where viscosity is an issue. Water flow indicator sight glasses may also be necessary depending on the particular application.

How Sight Glass Flow Indicators are Made

Sight Glass Flow Indicators are typically made with high-quality glass and metal components. The glass allows professionals to visually inspect the contents inside the pipe while also allowing light to pass through so they can see what is happening inside the pipe. The metal components provide support and protection to ensure proper function over time.

Industries that use Sight Glass Flow Indicators

Sight Glass Flow Indicators can be found in a variety of industries, from plumbing and engineering to oil refining and chemical production. Professionals across these fields rely on these tools for their ability to accurately measure the rate, direction, temperature, pressure, and other characteristics related to liquid or gas flows.

Find the Sight Glass Flow Indicators You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of sight glass flow indicators, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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dwyer flow indicator1" npt sight glass3/4 in all thread3/4" velcronpt sight glass
3/4" curb stop1/2 flexzillasight flow indicator 2"3/4 sealtite3/4 in sealtight

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