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  5. Flow Measuring Instruments
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  7. Sight Glass Flow Indicators

Sight Glass Flow Indicators (556 items) - Page 10

Oil-Rite 303 Stainless Steel Gasketed Wndw Sghts NPT Thread - 1/4in. NPT, 5/8in., Buna-N, 125 PSI, 5/16in. B4763-01B
Oil-Rite

303 Stainless Steel Gasketed Wndw Sghts NPT Thread - 1/4in. NPT, 5/8in., Buna-N, 125 PSI, 5/16in.

Zoro # G016547411
Mfr # B4763-01B
product price: 
$46.95
/ea
Dixon Wilkerson by Jumbo Combination Unit with Sight Glass, 3/4 in NPT Port, 374 SCFM Flow Rate, Zinc Bowl C31-06AMB
Dixon

Wilkerson by Jumbo Combination Unit with Sight Glass, 3/4 in NPT Port, 374 SCFM Flow Rate, Zinc Bowl

Zoro # G109195925
Mfr # C31-06AMB
product price: 
$1,303.99
/ea
Dixon Wilkerson by Standard Combination Unit with Sight Glass, 3/8 in NPT/BSPP-G Port, 150 SCFM Flow Rate C28-03MMB
Dixon

Wilkerson by Standard Combination Unit with Sight Glass, 3/8 in NPT/BSPP-G Port, 150 SCFM Flow Rate

Zoro # G009195865
Mfr # C28-03MMB
product price: 
$604.99
/ea
J.W. Winco GN537-16-20-B Oil Sight Glass Aluminum RD1/B
J.W. Winco

GN537-16-20-B Oil Sight Glass Aluminum

Zoro # G4706870
Mfr # RD1/B
product price: 
$25.99
/ea
Dixon In Line Sight Glass, 6 in dia Sight, Clamp Connection, 7-5/8 in L, 80 psi Working B54BMP-R600
Dixon

In Line Sight Glass, 6 in dia Sight, Clamp Connection, 7-5/8 in L, 80 psi Working

Zoro # G209195979
Mfr # B54BMP-R600
product price: 
$1,099.99
/ea
Swivel 3 Inchx8 Inch 500Psi Petol Sightglass SW442911
Swivel

3 Inchx8 Inch 500Psi Petol Sightglass

Zoro # G510758948
Mfr # SW442911
product price: 
$146.99
/ea
J.W. Winco GN743.1-24-G1-B Oil Sight Glass Aluminum 743.1-24-G1-B
J.W. Winco

GN743.1-24-G1-B Oil Sight Glass Aluminum

Zoro # G4681348
Mfr # 743.1-24-G1-B
product price: 
$21.75
/ea
Dixon 3 in HSG SIGHT GLASS PTFE REPAIR KIT 2 HSG-RKP300
Dixon

3 in HSG SIGHT GLASS PTFE REPAIR KIT 2

Zoro # G509195853
Mfr # HSG-RKP300
product price: 
$41.59
/ea
Dwyer Instruments Sight flow indicator, 2in body, 6.500in 165 mm L, 6in 152 mm flange dia, 2.313in 58 mm viewing dia SFI-350FCS-2
Dwyer Instruments

Sight flow indicator, 2in body, 6.500in 165 mm L, 6in 152 mm flange dia, 2.313in 58 mm viewing dia

Zoro # G010389406
Mfr # SFI-350FCS-2
product price: 
$1,380.99
/ea
J.W. Winco JW Winco GN743.6-14-G1/2 Oil Sight Glass 743.6-14-G1/2
J.W. Winco

JW Winco GN743.6-14-G1/2 Oil Sight Glass

Zoro # G000663639
Mfr # 743.6-14-G1/2
product price: 
$28.45
/ea
Oil-Rite 303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 5/8in.-18, 13/16in. B4764-02B
Oil-Rite

303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 5/8in.-18, 13/16in.

Zoro # G216547518
Mfr # B4764-02B
product price: 
$71.15
/ea
Oil-Rite Fused Window Sights - 3/8in. NPTF, 3/4in., None, Not Applicable, 15/32in. A2890-2
Oil-Rite

Fused Window Sights - 3/8in. NPTF, 3/4in., None, Not Applicable, 15/32in.

Zoro # G516547362
Mfr # A2890-2
product price: 
$4.29
/ea
Sold in mult. of 2 for $8.58
J.W. Winco GN743-24-M33X1.5-B Oil Sight Glass 743-24-M33X1.5-B
J.W. Winco

GN743-24-M33X1.5-B Oil Sight Glass

Zoro # G4720170
Mfr # 743-24-M33X1.5-B
product price: 
$20.19
/ea
Dixon Wilkerson by Standard Airline Particulate Filter with Sight Glass, 250 psig Pressure Range F28-03AMB
Dixon

Wilkerson by Standard Airline Particulate Filter with Sight Glass, 250 psig Pressure Range

Zoro # G009195919
Mfr # F28-03AMB
product price: 
$206.99
/ea
J.W. Winco GN743.5-11-G3/8-B Oil Sight Glass 743.5-11-G3/8-B
J.W. Winco

GN743.5-11-G3/8-B Oil Sight Glass

Zoro # G4704615
Mfr # 743.5-11-G3/8-B
product price: 
$23.99
/ea
Dixon Jumbo Compressed Airline Filter with Automatic Drain and Pyrex Sight Glass, 1-1/2 in Port, 425 SCFM,  F17-B00A
Dixon

Jumbo Compressed Airline Filter with Automatic Drain and Pyrex Sight Glass, 1-1/2 in Port, 425 SCFM,

Zoro # G109195864
Mfr # F17-B00A
product price: 
$532.99
/ea
Dwyer Instruments GL FLMTR 2-50 SLPM DR104102M
Dwyer Instruments

GL FLMTR 2-50 SLPM

Zoro # G410113939
Mfr # DR104102M
product price: 
$525.99
/ea
Oil-Rite 303 Stainless Steel Wndw Flw Sights w/Ball Indicator - 3/8in. Female NPT, 3/8in. Female NPT, Buna-N B4767-3B
Oil-Rite

303 Stainless Steel Wndw Flw Sights w/Ball Indicator - 3/8in. Female NPT, 3/8in. Female NPT, Buna-N

Zoro # G416547349
Mfr # B4767-3B
product price: 
$70.99
/ea
Dwyer Instruments GL FLMTR 2-24 SLPM DR10490M
Dwyer Instruments

GL FLMTR 2-24 SLPM

Zoro # G110113918
Mfr # DR10490M
product price: 
$519.99
/ea
Dixon 3 in COMPACT SIGHT GLASS INSERT BOROSILICAT B54BMPS-GL300
Dixon

3 in COMPACT SIGHT GLASS INSERT BOROSILICAT

Zoro # G209195856
Mfr # B54BMPS-GL300
product price: 
$169.99
/ea
Oil-Rite 303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 1 3/4in.-12, 2in. B4764-07B
Oil-Rite

303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 1 3/4in.-12, 2in.

Zoro # G116547335
Mfr # B4764-07B
product price: 
$155.99
/ea
Oil-Rite 303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 3/4in.-16, 15/16in. B4764-13B
Oil-Rite

303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, 3/4in.-16, 15/16in.

Zoro # G416547387
Mfr # B4764-13B
product price: 
$65.15
/ea
Jw Winco GN743.4-11-M16X1, 5-A OIL SIGHT GLASS S.S 743.4-11-M16X1.5-A
Jw Winco

GN743.4-11-M16X1, 5-A OIL SIGHT GLASS S.S

Zoro # G821909114
Mfr # 743.4-11-M16X1.5-A
product price: 
$25.19
/ea
Dixon Wilkerson by Standard Airline Particulate Filter with Sight Glass, 3/8 in NPT/BSPP-G Port F26-03MMB
Dixon

Wilkerson by Standard Airline Particulate Filter with Sight Glass, 3/8 in NPT/BSPP-G Port

Zoro # G109195802
Mfr # F26-03MMB
product price: 
$230.99
/ea
Oil-Rite Gasketed Window Sight Straight Thread - Straight w/Nut, 3/4in.-16, 15/16in., SS, 125 PSI B2396-2
Oil-Rite

Gasketed Window Sight Straight Thread - Straight w/Nut, 3/4in.-16, 15/16in., SS, 125 PSI

Zoro # G616547217
Mfr # B2396-2
product price: 
$20.39
/ea
Oil-Rite 303 SS Gasketed Window Sights NPT Thread - 2in. NPT, 2 1/2in., Buna-N, None, 50 PSI, 1 31/32in. B4763-08B
Oil-Rite

303 SS Gasketed Window Sights NPT Thread - 2in. NPT, 2 1/2in., Buna-N, None, 50 PSI, 1 31/32in.

Zoro # G916547153
Mfr # B4763-08B
product price: 
$107.99
/ea
Dixon 6 in HSG SIGHT GLASS POLYCARBONATE HSG-POLY-600
Dixon

6 in HSG SIGHT GLASS POLYCARBONATE

Zoro # G009195940
Mfr # HSG-POLY-600
product price: 
$1,697.99
/ea
Dixon Wilkerson by Self-Relieving Standard Compact Filter/Regulator with GC230 Gauge and Sight Glass, Zinc CB6-04AGMB
Dixon

Wilkerson by Self-Relieving Standard Compact Filter/Regulator with GC230 Gauge and Sight Glass, Zinc

Zoro # G109195871
Mfr # CB6-04AGMB
product price: 
$347.99
/ea
Dwyer Instruments Sight flow indicator, 1-1/2in body, 5.875in 149 mm L, 5.000in 127 mm flange dia SFI-400SS-1-1/2
Dwyer Instruments

Sight flow indicator, 1-1/2in body, 5.875in 149 mm L, 5.000in 127 mm flange dia

Zoro # G010389413
Mfr # SFI-400SS-1-1/2
product price: 
$1,063.99
/ea
Dixon 2.5 in FKM SIGHT GLASS SEAL KIT KIT HSG-RKV250
Dixon

2.5 in FKM SIGHT GLASS SEAL KIT KIT

Zoro # G109195888
Mfr # HSG-RKV250
product price: 
$27.39
/ea
Oil-Rite Gasketed Window Sght Straight Thread - Straight, 1 1/4in.-12, 1 1/2in., SS, 100 PSI, Buna-N, 1in. B2396-14
Oil-Rite

Gasketed Window Sght Straight Thread - Straight, 1 1/4in.-12, 1 1/2in., SS, 100 PSI, Buna-N, 1in.

Zoro # G416547172
Mfr # B2396-14
product price: 
$25.39
/ea
Dwyer Instruments GL FLMTR .5-16 SLPM DR220332M
Dwyer Instruments

GL FLMTR .5-16 SLPM

Zoro # G310113947
Mfr # DR220332M
product price: 
$1,112.99
/ea
Dixon Replacement Insert, 2 in, For Use with Compact Sight Glass, Borosilicate B54BMPS-GL200
Dixon

Replacement Insert, 2 in, For Use with Compact Sight Glass, Borosilicate

Zoro # G509195914
Mfr # B54BMPS-GL200
product price: 
$109.99
/ea
Dwyer Instruments Sight flow indicator, 2in body, 6.500in 165 mm L, 6in 152 mm flange dia, 2.313in 58 mm viewing dia SFI-350FSS-2
Dwyer Instruments

Sight flow indicator, 2in body, 6.500in 165 mm L, 6in 152 mm flange dia, 2.313in 58 mm viewing dia

Zoro # G210389435
Mfr # SFI-350FSS-2
product price: 
$2,406.99
/ea
Dwyer Instruments GLASS FLM 8 SCCM WTR DR120140M
Dwyer Instruments

GLASS FLM 8 SCCM WTR

Zoro # G510113914
Mfr # DR120140M
product price: 
$902.99
/ea
Dwyer Instruments GL FLMTR 10-270 SCCM DR20482M
Dwyer Instruments

GL FLMTR 10-270 SCCM

Zoro # G010113919
Mfr # DR20482M
product price: 
$739.99
/ea
Sight Glass Flow Indicators (556 items) - Page 10
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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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Dial ThermometersStatic Control ProductsVoltage DetectorsTransmittersThermometers
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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