Easy
Less than 15 minutes
The sight glass attaches to the crankcase and lets you check the level of the oil. This part is an OEM from Campbell Hausfeld for compressors. This item is available as an individual replacement part. A socket set may be needed when replacing the sight glass.
Sight Glass ST191700AV
OEM part for: Campbell Hausfeld
Part Number: ST191700AV
$6.06
In Stock
Ships within 1 business day 
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Compatibility
This part will fit the following 11 machines
Campbell Hausfeld
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Show More Compatible Models
This item works with the following types of products:
- Compressor Parts
Customer Part Reviews ?
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worked as expected and easy to install
The shopping experience was good and the part arrived on the date promised.
Guest -
April 15, 2022
Verified Purchase
Excellent Part
AAA
Guest -
May 15, 2021
Verified Purchase
greatpart,agentwasveryhelpfull
thepart was a direct replacement oil leak fixed
Guest -
December 25, 2020
Verified Purchase
Great part
Arrived in good time, in great shape. Thank you.
Guest -
February 28, 2020
Verified Purchase
Quick fix, it was great.
Stopped the oil leak that was making a stain on the floor.
Guest -
October 8, 2019
Verified Purchase
Compressor sight glass
Was correct for my compressor.working good .Plastic But is one piece design.original leaked after a year between halves
Guest -
November 6, 2019
Verified Purchase
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Questions & Answers ?
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Does this fit my product?Questions & Answers for Sight Glass
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Compressor was leaking oil from the sight glass.
Robert - September 28, 2017
👍 3 of 3 people found this instruction helpful
Tool Type
Compressor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Parts Used
Remove the old sight glass and put in the new one. Done!
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Oil leaking from site glass
Robert - January 25, 2017
👍 3 of 3 people found this instruction helpful
Tool Type
Compressor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Parts Used
Drained oil from compressor. Removed leaky site glass. Installed new site glass from ereplacement parts. Filled compressor with oil and no more leaks. Quality part too.
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Sight glass was leaking oil
Gregory - November 10, 2022
👍 1 of 1 people found this instruction helpful
Tool Type
Compressor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Parts Used
Removed broken part, installed new part.
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leaky sight glass
Paul - February 26, 2023
Tool Type
Compressor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Wrench Set
Parts Used
Drained compressor oil, removed old one, install new upgraded new one.
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air compressor leaked oil at the sight glass plus i needed air cleaner assembly and filter
Kenneth - February 21, 2019
Tool Type
Compressor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Pliers, Socket set, Wrench Set, Adjustable Wrench, no other tools
Drained oil removed old sight glass installed new one.installed new air cleaner and filter
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The pump was leaking oil due to the pcv valve not releasing crankcase pressure.
Brian - March 28, 2018
Tool Type
Compressor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Adjustable Wrench
Parts Used
Removed and reinstalled the pcv valve. Used an adjustable wrench and removed the leaking so and installed the new one.
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Leaked oil
walter - September 15, 2017
👍 1 of 3 people found this instruction helpful
Tool Type
Compressor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Parts Used
Remove and replace
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Thanks for voting and helping fellow customers!
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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
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