Extreme Precision Screw Products, Inc

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Extreme Precision Screw Products, Inc EPSP has been producing high quality parts and sub-assemblies for aerospace for over 60 years. We serve aerospace (civilian and military) applications.

EPSP has been producing high quality parts (screws, fasteners, bolts, fuel injection nozzles) and sub-assemblies for over 60 years. We also make components for air valve manufacturers, precision tool & gage manufacturing and custom auto parts. We also offer customized screws for Sig Sauer 226 & 938/P238, 1911 Berretta, 320 AXG Legion, CZ75, & Kimber Micro pistol grips. We are AS9100 and ES-091 certified.

Eighteen months into a program, can your supplier still deliver with the same consistency as the first approved lot?That...
10/21/2026

Eighteen months into a program, can your supplier still deliver with the same consistency as the first approved lot?

That is where process discipline matters. Documented methods, inspection throughout production, and complete records help maintain continuity as schedules shift and teams change.

At EPSP, protecting capacity and maintaining those disciplines are central to supporting critical programs.

Explore what supply chain resilience looks like at the precision component level: https://epspinc.com/precision-supply-chain-resilience/

A second supplier on the approved list is a starting point. Confidence comes from knowing it can deliver conforming part...
10/08/2026

A second supplier on the approved list is a starting point. Confidence comes from knowing it can deliver conforming parts at the volume your program requires.

Reducing aerospace supplier concentration risk takes careful qualification, consistent documentation, and capacity you can rely on when demand increases.

Our latest article explores how OEMs can build a credible second source while maintaining quality standards.

Read the full article: https://epspinc.com/aerospace-supplier-concentration-risk/

Where does your critical part sit in your supplier’s priorities?Large integrators offer breadth, capacity, and simpler p...
09/29/2026

Where does your critical part sit in your supplier’s priorities?

Large integrators offer breadth, capacity, and simpler procurement across multiple part numbers. A boutique precision partner offers a focused scope of work and direct access to the people responsible for it.

For aerospace buyers, the decision deserves a closer look at capacity commitments, inspection resources, and accountability when a problem arises.

Our latest article explores how to assess both models and choose the right partner for critical parts.

Explore the article at epspinc.com.

When every precision supplier promises quality, how do you choose?Start with evidence you can evaluate:⚙️ Delivery histo...
09/22/2026

When every precision supplier promises quality, how do you choose?

Start with evidence you can evaluate:

⚙️ Delivery history
⚙️ Corrective action records
⚙️ Capacity planning

Our latest blog explores how these details help aerospace procurement teams make more informed supplier decisions.

Read the full blog to learn how EPSP approaches differentiation. https://epspinc.com/precision-manufacturing-differentiation/

A busy shop can still be disciplined. An overloaded one can't. The difference is whether it will say no. New on the blog...
09/03/2026

A busy shop can still be disciplined. An overloaded one can't. The difference is whether it will say no. New on the blog: the capacity trap, and why it's the quietest threat to a critical program.

Every rejected part costs more than money. It costs trust. How supplier overload turns into your program risk, and what to look for before the PO.

Full article here: epspinc.com/the-capacity-trap-how-supplier-overload-creates-program-risk

EPSP was founded in 1943 to make parts that couldn't fail under combat conditions.We still operate that way.Triumph Actu...
08/25/2026

EPSP was founded in 1943 to make parts that couldn't fail under combat conditions.
We still operate that way.

Triumph Actuation Systems didn't start from scratch when they acquired this production line. They inherited a supplier with zero disruption history, full component traceability, and a quality system already calibrated to their standards.

That's what 80 years of mission-critical manufacturing builds. Not a pitch deck. A track record.

A packed schedule can hide a real problem: too much of the wrong work.When floor space, machine hours, inspection capaci...
08/13/2026

A packed schedule can hide a real problem: too much of the wrong work.

When floor space, machine hours, inspection capacity, and skilled labor are limited, every low-margin order takes resources away from a program that may deliver more long-term value.

A busy shop can still be using its capacity poorly. Throughput looks healthy, but the mix of work matters just as much as the amount.

We look at revenue density instead: the value created from every hour of constrained capacity. It helps us protect room for the programs that justify the inspection, engineering support, and accountability behind them.

Across 19,000+ deliveries, that discipline has helped maintain a 99.9%+ acceptance rate and 99.6% on-time delivery over three years.

See how we think about capacity at epspinc.com

Aerospace components don't get a second chance to perform -- and neither do the suppliers who make them. For over 40 yea...
08/07/2026

Aerospace components don't get a second chance to perform -- and neither do the suppliers who make them. For over 40 years, Extreme Precision Screw Products has manufactured precision components for Honeywell Aerospace engine and brake system applications, holding tight specifications across shifting production schedules with zero program disruptions from quality escapes or supply failures.

That's not a marketing claim, that's a track record. Swipe to see how it was built.

A nonconforming part can stop an assembly line. The supplier’s response determines what happens next.How quickly do they...
07/29/2026

A nonconforming part can stop an assembly line. The supplier’s response determines what happens next.

How quickly do they disclose the issue? Can they contain the risk, identify the true root cause, and prevent it from reaching another program?

Every manufacturer will eventually face a problem. Accountability shows up in the hours that follow.

Our latest article examines what precision manufacturing accountability looks like in practice and the questions buyers should ask before the next quality escape.

Read the full article: https://epspinc.com/accountability-in-precision-manufacturing-what-happens-when-a-part-is-not-perfect/

Most OEMs walk into a supplier audit looking for the right equipment list.A more revealing question is: what happens to ...
07/17/2026

Most OEMs walk into a supplier audit looking for the right equipment list.

A more revealing question is: what happens to the inspection data after the part is made?

The strength of an aerospace-grade inspection process comes from the discipline behind the measurements: maintained calibration, documented measurement uncertainty, and traceability records that can be retrieved in minutes rather than assembled overnight before an audit.

Our latest post takes you inside a genuine aerospace inspection process and explains what OEMs should evaluate when qualifying a precision supplier.

https://epspinc.com/inside-an-aerospace-grade-inspection-process-what-oems-should-expect/

Address

1838 Remell Street
Flint, MI
48503

Opening Hours

Monday 7am - 3pm
Tuesday 7am - 3pm
Wednesday 7am - 3pm
Thursday 7am - 3pm
Friday 7am - 3pm

Telephone

+18107441980

Website

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