✔ In Stock (Can ship in 5-7 days)

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12 Months Warranty for New Products
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Accuracy: ±2% full scale (±5% FS on FL3607/3707 and FL3845/3945 models)
Repeatability: ±0.25% full scale
Connections: 1/8 FNPT, horizontal
Flow Tube: Borosilicate glass
End Fittings: Anodized aluminum or 316 SS
Side Panels: Aluminum
Valve Orifice: Polyacetal for aluminum models, Kel-F in 316 SS models
O-Rings and Packings: Buna in aluminum models, FKM in 316 SS models
Packings: FKM
Float Stops: PTFE
Max Temperature: 121°C (250°F)
Max Pressure: 200 psig (13.8 bar)
Ask questions
(0/1,200)
- Q: Can I save items for later?
A: Yes, you can save the items you wish to purchase later in the shopping cart. This way, when you are ready to proceed with the order, you can easily find them.
- Q: Do you support global shipping?
A: Yes, we support worldwide shipping. No matter where you are located, we will make every effort to deliver the products to your doorstep.
- Q: How to apply for an extended warranty on a product?
A: Applying for an extended warranty is simple. During the purchasing process, you can choose to extend the warranty period for eligible products. Just select the desired warranty period, and it will be added to your purchase.
Reviews
- D
Dennis Lee
Dec 18, 2025
Omega Flowmeter FL-3903STVery reasonably priced.HelpfulUnhelpful - D
David Corey
Jul 06, 2024
Omega Flowmeter FL-3903STOKmarts has made it easy for me to find the parts I need, even the ones that are hard to find.HelpfulUnhelpful - M
Michael Hill
May 28, 2024
Omega Flowmeter FL-3903STI couldn't find it on any other website or resource that I could access.HelpfulUnhelpful - K
Ken Juszczyk
Dec 17, 2023
Omega Flowmeter FL-3903STHOPE THIS IS THE CORRECT PARTHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Omega Flowmeter FL-3903STAll was ok! No problems whatsoever.HelpfulUnhelpful
Omega Flowmeter FL-3903ST
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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