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About Us

Zoro Tools has a simple mission—
We help small business stay competitive!

We do this by offering more than 375,000 great products at super low prices. Small businesses have historically been at a disadvantage to larger companies who can buy stuff at lower prices because of their size. We want to change that!

Zoro Tools has most of the products that the “big guys” have and we offer every single one of them at an everyday low price. There are no complex discount structures to understand and no hidden costs. Every customer pays the same low price for an item—whether you want to buy one or one thousand!

Like you, we believe that the key to success is to always put our customers first.

 meet the staff

Contact Us

We live for the moments that we can make
you happy—that’s the truth!

Most of our business occurs through the internet. However, we know that there are times when you need to communicate with a person. Our customer service staff is here to help you. You can contact us in the way that works best for you.

Our customer service hours are Monday thru Friday from 7AM to 7PM (CST).

Si necesita ayuda en español, por favor, comuníquese con nosotros por teléfono. Gracias.

Phone

855.BUY.ZORO (855.289.9676)

Fax

855.FAX.ZORO (855.329.9676)

Email

askZoro@zorotools.com

Using Our Site

Zoro Tools has designed a unique and intuitive product search feature.

All you need to do is select the product attribute values you are looking for within your search results (size, color, material, etc.) by clicking on the value you want, and the products that meet the criteria you have chosen are immediately shown in a table right below where you made your selections.

The more specific you are in your attribute selections—the narrower the search results will become in your very own “custom made” product table!

If you prefer to search using manufacturer model #, a competitor’s part number or a Zoro Tools part number, just enter that number into the “search bar” at the top of the page, you will immediately be taken to a page that contains the item.

Open Account Billing

Open Account Billing

 learn how to apply

{business customers only}

Catalog Request

Top Products Guide

Right now, Zoro Tools’ FULL CATALOG is our website. So, you have full access to it all the time.

To request our Top Products Guide, please click below and fill out the form. Catalog requests may take up to 3 weeks to fulfill so we have also included a pdf version of the catalog to download.

In addition, you will automatically be placed on the mailing list once you buy from Zoro Tools.

 request a product guide

Questions/Feedback

If you have any questions or if there’s anything we can improve upon, please let us know…

 ask zoro

Inline Double Window Flow Sights

LUBE
Flow Sights
Product Options
Bookmark this PageLike This Product?
Item NPT Hex Dia. Flats (In.) Max. Working Pressure (PSI) Max. Operating Temp. Sight Length (In.) Overall Length Mfr.# ZoroItem# Price Qty.
Wide View Flow Sight 1- 11-1/2 - 130 @ 212 212 F - 4-7/8 F301-06-01 G2496331 $145.91/EA
Flow Sight 1/4-18 7/8 435 180 F 1-1/16 3-9/16 F152 G3226991 $24.39/EA
Flow Sight 1/2-14 1-1/4 380 180 F 1-5/16 4-5/8 F154 G2606353 $39.02/EA
Double Window Flow Sight 1- 11-1/2 - 160 @ 150 180 F - 4-5/8 F251-06-01 G2532801 $152.46/EA
Flow Sight 3/4-14 1-3/8 345 180 F 1-3/8 5-1/4 F155 G2298457 $50.46/EA
Wide View Flow Sight 1/2-14 - 130 @ 212 212 F - 4-1/4 F301-04-01 G2548296 $120.03/EA
Flow Sight with Nylon Ball 1/4-18 7/8 435 180 F 1-1/16 3-9/16 F152-01 G1652655 $30.96/EA
Flow Sight with Nylon Ball 3/4-14 1-3/8 345 180 F 1-3/8 5-1/4 F155-01 G1742036 $58.93/EA
Flow Sight with Nylon Ball 1/2-14 1-1/4 380 180 F 1-5/16 4-5/8 F154-01 G3370631 $45.41/EA
Wide View Flow Sight 3/4-14 - 130 @ 212 212 F - 4-1/4 F301-05-01 G0578681 $116.74/EA
Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F301-06-01, Z#: G2496331

Product Description: Wide View Flow Sight, NPT 1-11 1/2 Inches, Maximum Working Pressure 130 @ 212 PSI, Sight Diameter 1 3/4 Inches, Overall Length 4 7/8 Inches, Brass Body, Buna N Seal, Nylon Ball
Sight Dia. (In.) : 1-3/4, Application : Vertical or Horizontal Fluid Lines, Nylon Ball Indicator Aids in Viewing Under Low Light Level or Dark Liquid Conditions, Features : Female x Female NPT, Brass Body, Buna N Seals, Tempered Borosilicate Sight Window

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F152, Z#: G3226991

Product Description: Flow Sight, NPT 1/4-18 Inch, Hex Diameter Flats 7/8 Inch, Maximum Working Pressure 435 PSI, Sight Length 1 1/16 Inches, Overall Length 3 9/16 Inches, Inline, Double Window, Brass Constraint, Buna N Seal, Glass
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F154, Z#: G2606353

Product Description: Flow Sight, NPT 1/2-14 Inch, Hex Diameter Flats 1 1/4 Inches, Maximum Working Pressure 380 PSI, Sight Length 1 5/16 Inches, Overall Length 4 5/8 Inches, Inline, Double Window, Brass Constraint, Buna N Seal, Glass
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F251-06-01, Z#: G2532801

Product Description: Flow Sight, NPT 1-11 1/2 Inches, Maximum Working Pressure 160 PSI, Sight Diameter 1 3/8 Inches, Overall Length 4 5/8 Inches, Double Window, Brass Constraint, Buna N Seal
Sight Dia. (In.) : 1-3/8, Application : Vertical or Horizontal Fluid Lines, Nylon Ball Indicator Aids in Viewing Under Low Light Level or Dark Liquid Conditions, Features : Female x Female NPT, Brass Body, Buna N Seals, Tempered Borosilicate Sight Window

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F155, Z#: G2298457

Product Description: Flow Sight, NPT 3/4-14 Inch, Hex Diameter Flats 1 3/8 Inches, Maximum Working Pressure 345 PSI, Sight Length 1 3/8 Inches, Overall Length 5-1/4 Inches, Inline, Double Window, Brass Constraint, Buna N Seal, Glass
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F301-04-01, Z#: G2548296

Product Description: Wide View Flow Sight, NPT 1/2-14 Inch, Maximum Working Pressure 130 PSI, Sight Diameter 1 3/4 Inches, Overall Length 4 1/4 Inches, Brass Body, Buna N Seal, Nylon Ball
Sight Dia. (In.) : 1-3/4, Application : Vertical or Horizontal Fluid Lines, Nylon Ball Indicator Aids in Viewing Under Low Light Level or Dark Liquid Conditions, Features : Female x Female NPT, Brass Body, Buna N Seals, Tempered Borosilicate Sight Window

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F152-01, Z#: G1652655

Product Description: Flow Sight, NPT 1/4-18 Inch, Hex Diameter Flats 7/8 Inch, Maximum Working Pressure 435 PSI, Sight Length 1 1/16 Inches, Overall Length 3 9/16 Inches, Inline, Double Window, Female x Female, With Nylon Ball, Brass Construction, Buna N Seal, Glass
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Aid in Viewing of Dark Fluids in Dim Light Conditions, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F155-01, Z#: G1742036

Product Description: Flow Sight, NPT 3/4-14 Inch, Hex Diameter Flats 1 3/8 Inches, Maximum Working Pressure 345 PSI, Sight Length 1 3/8 Inches, Overall Length 5 1/4 Inches, Inline, Double Window, Brass Constraint, Buna N Seal, Glass, With Nylon Ball
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Aid in Viewing of Dark Fluids in Dim Light Conditions, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F154-01, Z#: G3370631

Product Description: Flow Sight, NPT 1/2-14 Inch, Hex Diameter Flats 1 1/4 Inches, Maximum Working Pressure 380 PSI, Sight Length 1 5/16 Inches, Overall Length 4 5/8 Inches, Inline, Double Window, Brass Constraint, Buna N Seal, Glass, With Nylon Ball
Type : Inline Double Window, Application : Vertical or Horizontal Fluid Lines to Observe Fluid Flow, Condition or Clarity, Aid in Viewing of Dark Fluids in Dim Light Conditions, Features : Solid Brass Bar Stock Construction, Buna N Seals and Borosilicate Sight Window, Female x Female NPT

Product Details

Inline Double Window Flow Sights

Brand: LUBE
Mfr#: F301-05-01, Z#: G0578681

Product Description: Wide View Flow Sight, NPT 3/4-14 Inch, Maximum Working Pressure 130 @ 212 PSI, Sight Diameter 1 3/4 Inches, Overall Length 4 1/4 Inches, Brass Body, Buna N Seal, Nylon Ball
Sight Dia. (In.) : 1-3/4, Application : Vertical or Horizontal Fluid Lines, Nylon Ball Indicator Aids in Viewing Under Low Light Level or Dark Liquid Conditions, Features : Female x Female NPT, Brass Body, Buna N Seals, Tempered Borosilicate Sight Window