OnSpec Services LLC

Maximize your equipment's efficiency and compliance by exploring our expert solutions. Visit onspecllc.com today to unlock the full potential of your assets.

OnSpec doesn’t just inspect equipment, we understand it. Our expertise allows us to deliver a level of service and reliability in Oversight, Inspection, Quality, and Compliance that no one else can match.

Tech Tip:
Separator Selection: What Really Drives the Right Choice?

The goal of a separator is straightforward: efficiently split the wellstream into liquid-free gas and gas-free liquid. Perfect separation inside the vessel isn’t always practical or economical, so retention times and acceptable carry-over are guided by industry standards. Often, downstream process requirements dictate the level of separation performance needed.

Key Wellstream Factors That Influence the Right Separator Choice
Picking the proper vessel means understanding how the incoming stream behaves. A few of the major considerations include:

1️⃣ Operating pressure and temperature
2️⃣ Flow stability, slugs or sudden surges
3️⃣ Density differences between the phases
4️⃣ Contaminants or special conditions like H₂S, CO₂, scale, foam, or dust
5️⃣ The ratio of gas to liquid in the inlet stream
6️⃣ Viscosity differences between gas and liquid
7️⃣ Particle sizes, liquid in gas or gas in liquid

By evaluating these factors up front, you ensure the separator design matches the real conditions it will face, resulting in a unit that performs predictably and supports the entire downstream process.

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As Thanksgiving approaches, I want to express my genuine appreciation to our customers.

Thank you for trusting OnSpec to support your teams and bring clarity, quality, and consistency to your projects.

We’re grateful for every opportunity to contribute to your success and look forward to continuing that support in the year ahead.

Wishing you and your families a very Happy Thanksgiving.

At OnSpec, we support your Upstream & Midstream Production & Process Equipment projects from start to finish.

From vendor onboarding and early design reviews…
to fabrication oversight, quality verification, and final compliance checks,
our focus is making sure your equipment is built right, delivered right, and performs as expected.

If you want predictable results and fewer surprises on your next project, OnSpec can help.

Today we honor the men and women who have served our country with courage and sacrifice.

At OnSpec, we’re proud to support and work alongside veterans who bring the same dedication and integrity to our industry that they showed in service.

Thank you for your service and your example.

🔥 Production Equipment Is the Heart of the Operation
From separation to measurement, every component plays a critical role in uptime and safety.
At OnSpec, we apply decades of hands-on fabrication experience to make sure every detail — from vessel internals to skid layout — meets performance expectations.

Operators trust OnSpec to help maintain quality and compliance across their production and measurement equipment builds. From shop oversight to final tagging, we make sure your equipment is ready for the field.

Tailored solutions for your operational needs are just a click away. Visit onspecllc.com to explore how our expertise can enhance your asset management and compliance.

Asset management is crucial for maximizing value in the oil and gas industry. Tailored solutions await at onspecllc.com to enhance your operational efficiency.