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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 (550 items) - Page 14

Oil-Rite Gasketed Window Sight Straight Thread - Straight, 3/4in.-16, 15/16in., 125 PSI, Buna-N, 9/16in. B2394-13
Oil-Rite

Gasketed Window Sight Straight Thread - Straight, 3/4in.-16, 15/16in., 125 PSI, Buna-N, 9/16in.

Zoro # G616547347
Mfr # B2394-13
product price:  $19.45
/ea
Dixon Watts by Hi-Flow Filter with Sight Glass, 1-1/2 in Port, 250 psig Pressure Range, 450 SCFM Flow Rate F602-12WJ
Dixon

Watts by Hi-Flow Filter with Sight Glass, 1-1/2 in Port, 250 psig Pressure Range, 450 SCFM Flow Rate

Zoro # G809195836
Mfr # F602-12WJ
product price:  $399.99
/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
Dixon Wilkerson by Self-Relieving Standard Compact Filter/Regulator with GC230 Gauge and Sight Glass CB6-02AGMB
Dixon

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

Zoro # G909195972
Mfr # CB6-02AGMB
product price:  $347.99
/ea
Dixon Seal Kit, 1 in, For Use with B54BMP In-Line Sight Glass, Buna-N, Black B54BMP-SK100
Dixon

Seal Kit, 1 in, For Use with B54BMP In-Line Sight Glass, Buna-N, Black

Zoro # G609195791
Mfr # B54BMP-SK100
product price:  $10.39
/ea
Dixon Wilkerson by Compact Airline Particulate Filter with Sight Glass, 1/4 in NPT/BSPP-G Port F18-02MMB
Dixon

Wilkerson by Compact Airline Particulate Filter with Sight Glass, 1/4 in NPT/BSPP-G Port

Zoro # G109195987
Mfr # F18-02MMB
product price:  $104.99
/ea
Dwyer Instruments GL FLMTR .2-4.8 SLPM DR204232M
Dwyer Instruments

GL FLMTR .2-4.8 SLPM

Zoro # G610113913
Mfr # DR204232M
product price:  $689.99
/ea
Oil-Rite Gasketed Window Sight NPT Thread - 1in. NPT, 1 3/8in., None, 100 PSI, Buna-N, 1in. B1740-5
Oil-Rite

Gasketed Window Sight NPT Thread - 1in. NPT, 1 3/8in., None, 100 PSI, Buna-N, 1in.

Zoro # G516547645
Mfr # B1740-5
product price:  $25.65
/ea
Oil-Rite Fused Window Sights - 3/8in. NPTF, 3/4in., Stainless Steel, Not Applicable, 15/32in. A2890-12
Oil-Rite

Fused Window Sights - 3/8in. NPTF, 3/4in., Stainless Steel, Not Applicable, 15/32in.

Zoro # G716547643
Mfr # A2890-12
product price:  $6.75
/ea
Sold in mult. of 2 for $13.50
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
No Product Image Available
Ranco

Sight Glass, 4 11/16 in L, 3/8 in Sz

Zoro # G422386208
Mfr # RSG-3S
product price:  $16.99
/ea
Dixon B54BMP-LX 150 Replacement Glass, For Use with In-Line Sight Glass, 1-1/2 in, 200DegF, Polycarbonate B54BMP-LX150
Dixon

B54BMP-LX 150 Replacement Glass, For Use with In-Line Sight Glass, 1-1/2 in, 200DegF, Polycarbonate

Zoro # G709195813
Mfr # B54BMP-LX150
product price:  $86.65
/ea
Oil-Rite 303 SS Gasketed Window Sights NPT Thread - 1 1/2in. NPT, 2in., Buna-N, SS B4763-17B
Oil-Rite

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

Zoro # G716547636
Mfr # B4763-17B
product price:  $84.99
/ea
J.W. Winco JW Winco GN743.6-11-G3/8 Oil Sight Glass 743.6-11-G3/8
J.W. Winco

JW Winco GN743.6-11-G3/8 Oil Sight Glass

Zoro # G100663546
Mfr # 743.6-11-G3/8
product price:  $28.15
/ea
Dixon Series 1 Jumbo Oil-Fog Lubricator with Sight Glass, 1 in Port, 275 SCFM Flow Rate, 250 psi Pressure,  L17-800D
Dixon

Series 1 Jumbo Oil-Fog Lubricator with Sight Glass, 1 in Port, 275 SCFM Flow Rate, 250 psi Pressure,

Zoro # G609195814
Mfr # L17-800D
product price:  $354.99
/ea
Oil-Rite 303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, Press Fit, 2 1/2in. B4764-18B
Oil-Rite

303 Stainless Steel Gasketed Window Sights Straight Thread - Straight w/Nut, Press Fit, 2 1/2in.

Zoro # G816547260
Mfr # B4764-18B
product price:  $136.99
/ea
Dwyer Instruments Sight flow indicator, 1-1/2in body, 5.250in 133 mm L, 5.000in 127 mm flange dia SFI-400F-1-1/2
Dwyer Instruments

Sight flow indicator, 1-1/2in body, 5.250in 133 mm L, 5.000in 127 mm flange dia

Zoro # G810389415
Mfr # SFI-400F-1-1/2
product price:  $1,162.99
/ea
Oil-Rite Fused Window Sights - 1 1/4in. NPT, 1 3/4in., Stainless Steel, Aluminum Ball, 1 19/64in. A4959-5
Oil-Rite

Fused Window Sights - 1 1/4in. NPT, 1 3/4in., Stainless Steel, Aluminum Ball, 1 19/64in.

Zoro # G116547533
Mfr # A4959-5
product price:  $34.45
/ea
Dixon Wilkerson by Standard Combination Unit with Sight Glass, 1/2 in NPT/BSPP-G Port, 175 SCFM Flow Rate C28-04MMB
Dixon

Wilkerson by Standard Combination Unit with Sight Glass, 1/2 in NPT/BSPP-G Port, 175 SCFM Flow Rate

Zoro # G409195861
Mfr # C28-04MMB
product price:  $605.99
/ea
Dixon Series 1 Jumbo Oil-Fog Lubricator with Sight Glass, 3/4 in NPT Port, 160 SCFM Flow Rate, 250 psi Pre L17-600D
Dixon

Series 1 Jumbo Oil-Fog Lubricator with Sight Glass, 3/4 in NPT Port, 160 SCFM Flow Rate, 250 psi Pre

Zoro # G709195790
Mfr # L17-600D
product price:  $354.99
/ea
Dwyer Instruments MOD 300MP SFI BRONZE 1-1/2 NPT SFI-300MP-1-1/2
Dwyer Instruments

MOD 300MP SFI BRONZE 1-1/2 NPT

Zoro # G410947787
Mfr # SFI-300MP-1-1/2
product price:  $728.99
/ea
Dixon End Cap, 1 to 1-1/2 in, For Use with B54BMP In-Line Sight Glass, Plastic, Acrylic B5416MP-A100150
Dixon

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

Zoro # G709195905
Mfr # B5416MP-A100150
product price:  $94.15
/ea
Dixon Seal Kit, For Use with In-Line Sight Glass, 1-1/2 in, 200DegF B54BMP-VK150
Dixon

Seal Kit, For Use with In-Line Sight Glass, 1-1/2 in, 200DegF

Zoro # G009195858
Mfr # B54BMP-VK150
product price:  $40.15
/ea
Dwyer Instruments Sight flow transmitter, clear polycarbonate cover. SF11
Dwyer Instruments

Sight flow transmitter, clear polycarbonate cover.

Zoro # G307149171
Mfr # SF11
product price:  $1,227.99
/ea
Oil-Rite Fused Window Sights - 1 1/2in. NPT, 2in., Stainless Steel, Not Applicable, 1 17/32in. A2890-17
Oil-Rite

Fused Window Sights - 1 1/2in. NPT, 2in., Stainless Steel, Not Applicable, 1 17/32in.

Zoro # G616547477
Mfr # A2890-17
product price:  $24.69
/ea
Oil-Rite Gasketed Window Sight NPT Thread - 3/8in. NPT, 3/4in., Stainless Steel, 125 PSI, Buna-N, 15/32in. B1740-12
Oil-Rite

Gasketed Window Sight NPT Thread - 3/8in. NPT, 3/4in., Stainless Steel, 125 PSI, Buna-N, 15/32in.

Zoro # G016547336
Mfr # B1740-12
product price:  $22.15
/ea
Dixon Seal Kit, For Use with In-Line Sight Glass, 6, 200DegF B54BMP-VK600
Dixon

Seal Kit, For Use with In-Line Sight Glass, 6, 200DegF

Zoro # G109195819
Mfr # B54BMP-VK600
product price:  $157.99
/ea
Dwyer Instruments GL FLMTR 20-1300 CCM DR224782M
Dwyer Instruments

GL FLMTR 20-1300 CCM

Zoro # G010113940
Mfr # DR224782M
product price:  $1,199.99
/ea
Dixon 1 in HSG SIGHT GLASS PTFE REPAIR KIT 2 HSG-RKP100
Dixon

1 in HSG SIGHT GLASS PTFE REPAIR KIT 2

Zoro # G309195831
Mfr # HSG-RKP100
product price:  $12.49
/ea
Oil-Rite Gasketed Window Sight Straight Thread - Straight, 5/8in.-18, 13/16in., 125 PSI, Buna-N, 7/16in. B2394-12
Oil-Rite

Gasketed Window Sight Straight Thread - Straight, 5/8in.-18, 13/16in., 125 PSI, Buna-N, 7/16in.

Zoro # G716547551
Mfr # B2394-12
product price:  $19.35
/ea
Dixon Wilkerson by Self-Relieving Standard Filter/Regulator with GC230 Gauge and Sight Glass, 3/8 in NPT/B B28-03MGMB
Dixon

Wilkerson by Self-Relieving Standard Filter/Regulator with GC230 Gauge and Sight Glass, 3/8 in NPT/B

Zoro # G709195868
Mfr # B28-03MGMB
product price:  $232.99
/ea
Dixon Seal Kit, For Use with In-Line Sight Glass, 1 in, 200DegF B54BMP-VK100
Dixon

Seal Kit, For Use with In-Line Sight Glass, 1 in, 200DegF

Zoro # G809195881
Mfr # B54BMP-VK100
product price:  $34.99
/ea
J.W. Winco GN743.3-18-M26-1.5-B Oil Sight Glass 743.3-18-M26X1.5-B
J.W. Winco

GN743.3-18-M26-1.5-B Oil Sight Glass

Zoro # G4710818
Mfr # 743.3-18-M26X1.5-B
product price:  $24.15
/ea
No Product Image Available
Ranco

Sight Glass, 6 7/8 in L, 7/8 in Sz, Female

Zoro # G122384658
Mfr # RSG-7S
product price:  $28.99
/ea
Dwyer Instruments GL FLMTR .5-16 SLPM DR224332M
Dwyer Instruments

GL FLMTR .5-16 SLPM

Zoro # G710113943
Mfr # DR224332M
product price:  $1,139.99
/ea
Oil-Rite Gasketed Window Sight NPT Thread - 1/2in. NPT, 15/16in., None, 125 PSI, Buna-N, 19/32in. B1740-3
Oil-Rite

Gasketed Window Sight NPT Thread - 1/2in. NPT, 15/16in., None, 125 PSI, Buna-N, 19/32in.

Zoro # G316547166
Mfr # B1740-3
product price:  $24.15
/ea
Sight Glass Flow Indicators (550 items) - Page 14
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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.

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