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  9. Sight Plugs

Sight Plugs (287 items) - Page 2

J.W. Winco Plastic Fluid Level Sight Glass - G 1" Pipe Thread - J.W. Winco 6311025 TLT-G1
J.W. Winco

Plastic Fluid Level Sight Glass - G 1" Pipe Thread - J.W. Winco 6311025

Zoro # G504875644
Mfr # TLT-G1
product price:  $8.19
/ea
Sold in mult. of 4 for $32.76
Elesa Oil level sight glass, HCFE.24-1 HCFE.
Elesa

Oil level sight glass, HCFE.24-1

Zoro # G2234028
Mfr # HCFE.
product price:  $6.59
/ea
Sold in mult. of 2 for $13.18
Elesa Oil electrical level indicators, HCY.254-E-NC-M12 HCY-E
Elesa

Oil electrical level indicators, HCY.254-E-NC-M12

Zoro # G2240772
Mfr # HCY-E
product price:  $180.99
/ea
Technifit Plug, Stainless Steel, Industrial, 1/4" Body Size, 1/4" Female NPT SS14PI-N2F
Technifit

Plug, Stainless Steel, Industrial, 1/4" Body Size, 1/4" Female NPT

Zoro # G3639838
Mfr # SS14PI-N2F
product price:  $5.15
/ea
Sold in mult. of 12 for $61.80
Lubesite Oil Level Sight Plug, 3/4" NPT LSPB 75
Lubesite

Oil Level Sight Plug, 3/4" NPT

Zoro # G1530818
Mfr # LSPB 75
product price:  $19.79
/ea
Sold in mult. of 4 for $79.16
Elesa Oil electrical level indicators, HCY.254-E-NO-M12 HCY-E
Elesa

Oil electrical level indicators, HCY.254-E-NO-M12

Zoro # G2237756
Mfr # HCY-E
product price:  $194.99
/ea
Elesa Oil level sight glass HGFT.
Elesa

Oil level sight glass

Zoro # G2258248
Mfr # HGFT.
product price:  $8.35
/ea
Elesa Oil level indicators, HCX.254-M12 HCX.
Elesa

Oil level indicators, HCX.254-M12

Zoro # G2270437
Mfr # HCX.
product price:  $61.75
/ea
Elesa Oil level indicators, HCZ.127 HCZ.
Elesa

Oil level indicators, HCZ.127

Zoro # G2275188
Mfr # HCZ.
product price:  $29.15
/ea
Elesa Oil level indicators, HCX.127-M10 HCX.
Elesa

Oil level indicators, HCX.127-M10

Zoro # G2268982
Mfr # HCX.
product price:  $30.29
/ea
Elesa Oil level sight glass, HCFE.15/C-1/2 HCFE-C
Elesa

Oil level sight glass, HCFE.15/C-1/2

Zoro # G2231526
Mfr # HCFE-C
product price:  $5.15
/ea
Sold in mult. of 2 for $10.30
Elesa Oil level sight glass, HCFE.20-3/4 HCFE.
Elesa

Oil level sight glass, HCFE.20-3/4

Zoro # G2231228
Mfr # HCFE.
product price:  $5.19
/ea
Sold in mult. of 2 for $10.38
Elesa Oil level sight glass, HRT.20-32 HRT.
Elesa

Oil level sight glass, HRT.20-32

Zoro # G2224596
Mfr # HRT.
product price:  $9.79
/ea
Lenz Fluid Level Sight Windows, 1/2 NPT Port, 1750 PSI 202306
Lenz

Fluid Level Sight Windows, 1/2 NPT Port, 1750 PSI

Zoro # G2654457
Mfr # 202306
product price:  $22.39
/ea
Elesa Oil level indicators, HCZ.127-P HCZ.
Elesa

Oil level indicators, HCZ.127-P

Zoro # G2276649
Mfr # HCZ.
product price:  $30.39
/ea
Elesa Oil level sight glass, HE.35 HE.
Elesa

Oil level sight glass, HE.35

Zoro # G2278487
Mfr # HE.
product price:  $8.15
/ea
Sold in mult. of 2 for $16.30
Elesa Oil level indicators, HFTX.3/4-16 SAE HFTX. (inch sizes)
Elesa

Oil level indicators, HFTX.3/4-16 SAE

Zoro # G2378298
Mfr # HFTX. (inch sizes)
product price:  $4.99
/ea
Sold in mult. of 2 for $9.98
Elesa Oil level sight glass, HFTX.15-1/2 HFTX.
Elesa

Oil level sight glass, HFTX.15-1/2

Zoro # G2307449
Mfr # HFTX.
product price:  $3.35
/ea
Sold in mult. of 3 for $10.05
Elesa Oil level indicators, HCZ.76 HCZ.
Elesa

Oil level indicators, HCZ.76

Zoro # G2276560
Mfr # HCZ.
product price:  $29.85
/ea
Elesa Oil level sight glass, HCFE.15-1/2 HCFE.
Elesa

Oil level sight glass, HCFE.15-1/2

Zoro # G2231176
Mfr # HCFE.
product price:  $3.65
/ea
Sold in mult. of 3 for $10.95
Elesa Oil level sight glass, HFTX.9-1/4 HFTX.
Elesa

Oil level sight glass, HFTX.9-1/4

Zoro # G2306067
Mfr # HFTX.
product price:  $2.39
/ea
Sold in mult. of 4 for $9.56
Elesa Oil level sight glass, HFTX.21-M26x1.5 HFTX.
Elesa

Oil level sight glass, HFTX.21-M26x1.5

Zoro # G2306907
Mfr # HFTX.
product price:  $4.15
/ea
Sold in mult. of 2 for $8.30
Kipp Oil Level Sight Glass Domed Without Reflector, D1=G3/8, D=22, Thermoplastic K0447.22038
Kipp

Oil Level Sight Glass Domed Without Reflector, D1=G3/8, D=22, Thermoplastic

Zoro # G602204131
Mfr # K0447.22038
product price:  $1.49
/ea
Sold in mult. of 6 for $8.94
Elesa Oil level sight glass, HGFT.16/HT-PR-3/4 HGFT-HT-PR
Elesa

Oil level sight glass, HGFT.16/HT-PR-3/4

Zoro # G2253707
Mfr # HGFT-HT-PR
product price:  $9.85
/ea
Kipp Oil Level Sight Glass Press-In With Reflector, D1=40, D=44, Thermoplastic K0446.4440
Kipp

Oil Level Sight Glass Press-In With Reflector, D1=40, D=44, Thermoplastic

Zoro # G402083813
Mfr # K0446.4440
product price:  $4.49
/ea
Sold in mult. of 2 for $8.98
Elesa Oil level indicators, HGFT.16-3/4 NPT HGFT. (inch sizes)
Elesa

Oil level indicators, HGFT.16-3/4 NPT

Zoro # G2379512
Mfr # HGFT. (inch sizes)
product price:  $6.69
/ea
Sold in mult. of 2 for $13.38
Lenz Fluid Level Sight Windows, 3/4 NPT Port, 1500 PSI 202302
Lenz

Fluid Level Sight Windows, 3/4 NPT Port, 1500 PSI

Zoro # G2516399
Mfr # 202302
product price:  $27.99
/ea
Lenz Fluid Level Sight Windows, 1 NPT Port, 1250 PSI 202307
Lenz

Fluid Level Sight Windows, 1 NPT Port, 1250 PSI

Zoro # G2652759
Mfr # 202307
product price:  $35.99
/ea
Free-Angle Plug, Free Angle, Industrial, 1/4" Body Size, 1/4" Male NPT NFAP-N2M-UA
Free-Angle

Plug, Free Angle, Industrial, 1/4" Body Size, 1/4" Male NPT

Zoro # G3639287
Mfr # NFAP-N2M-UA
product price:  $24.19
/ea
Sold in mult. of 3 for $72.57
Elesa Oil electrical level indicators, HCV.127-E-AX-NC-M12 HCV-E-AX
Elesa

Oil electrical level indicators, HCV.127-E-AX-NC-M12

Zoro # G2059037
Mfr # HCV-E-AX
product price:  $152.99
/ea
J.W. Winco Brass Fluid Level Sight Glass w/ Reflector - M26 x 1.5 Thread - J.W. Winco 260XOD4/A 743.2-18-M26X1.5-A
J.W. Winco

Brass Fluid Level Sight Glass w/ Reflector - M26 x 1.5 Thread - J.W. Winco 260XOD4/A

Zoro # G204875739
Mfr # 743.2-18-M26X1.5-A
product price:  $37.79
/ea
Kipp Oil Level Sight Glass D1=G1/4, D=20, 5, Form:A Without Reflector, Thermoplastic K0445.120014
Kipp

Oil Level Sight Glass D1=G1/4, D=20, 5, Form:A Without Reflector, Thermoplastic

Zoro # G702083162
Mfr # K0445.120014
product price:  $1.39
/ea
Sold in mult. of 6 for $8.34
Elesa Oil level sight glass, HE.40 HE.
Elesa

Oil level sight glass, HE.40

Zoro # G2278119
Mfr # HE.
product price:  $8.15
/ea
Sold in mult. of 2 for $16.30
Kipp Oil Level Sight Glass D1=G1/2, D=28, Form:A Without Reflector, Thermoplastic K0445.128012
Kipp

Oil Level Sight Glass D1=G1/2, D=28, Form:A Without Reflector, Thermoplastic

Zoro # G102083380
Mfr # K0445.128012
product price:  $1.75
/ea
Sold in mult. of 5 for $8.75
Kipp Oil Level Sight Glass Press-In With Reflector, D1=20, D=24, Thermoplastic K0446.2420
Kipp

Oil Level Sight Glass Press-In With Reflector, D1=20, D=24, Thermoplastic

Zoro # G502083461
Mfr # K0446.2420
product price:  $3.15
/ea
Sold in mult. of 3 for $9.45
Elesa Oil level sight glass, HFTX.22-M30x1.5 HFTX.
Elesa

Oil level sight glass, HFTX.22-M30x1.5

Zoro # G2306362
Mfr # HFTX.
product price:  $6.15
/ea
Sold in mult. of 2 for $12.30
Sight Plugs (287 items) - Page 2
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About Sight Plugs

Sight Plugs are a type of device used to monitor oil levels, check the pressure or temperature of an enclosed system, and visually inspect a process or operation. They are designed to provide a safe, reliable way to view into systems without compromising safety or reliability.

Types of Sight Plugs

Sight Plugs come in many different shapes and sizes. Hydraulic sight plugs allow for quick identification of fluid levels in hydraulic systems. Oil level sight glass plug is specifically designed for monitoring oil levels. Sight gages are typically used for visual inspections and can be used with a variety of fluids and gases. Sight glass plugs are available in both threaded and flanged connections, making them suitable for most applications.

How Sight Plugs are Made

Sight Plugs are typically made from steel, stainless steel, aluminum alloy, brass alloy, or plastic material. Different types may also feature materials such as borosilicate glass or acrylic depending on the application they’re being used for. These materials make the sight plug durable enough to withstand high temperatures and pressures.

Industries that use Sight Plugs

Sight Plugs have many applications across industries such as automotive, manufacturing, aerospace engineering, chemical processing plants, food processing plants and more. Professionals in these industries rely on sight plugs to accurately monitor their operations while ensuring safety regulations are met.

Find the Sight Plugs 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 plugs, 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

Hydraulic Cylinder PartsMaintenance SetsHydraulic Filtration PartsHydraulic Quick CouplersBreathers
Hydraulic Hose Adapters & PlugsHydraulic Control ValvesHydraulic Check ValvesHydraulic Return Line FiltersHydraulic Hand Pumps
sight plug gaugeoil level sightsight glassesnpt thread gaugeliquid level sight glass
oil level indicatorspress fit sight glassbreather plugsight plug gage1/4 bspp

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