What capabilities are supported?

AS9100D CNC Swiss screw machining to 38 mm with in-house bar grinding for concentricity and surface finish; secondary ops per print.

What certifications are available?

Programs can be supported under AS9100D and ISO 9001 with ITAR handling when specified. Documentation and traceability per order.

Typical materials and tolerances?

Stainless and alloy steels, aluminum, brass, and specialty alloys as specified; tight-tolerance Swiss features held to print with Cpk/PPK as required.

Typical timelines: NPI 2–4 weeks; production 4–8 weeks depending on materials, tooling, and documentation.

How do I request a quote?

Use the contact form on this page (#contact-form) to share prints/specs, quantities, and timing. Same-business-day responses on most inquiries.

Chesapeake CNC

Swiss Screw Machining — U.S. Manufacturer

ISO 9001 • AS9100D • ITAR

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Precision-turned CNC components with penny for scale – Chesapeake CNC

Pile of Swiss screw machined fittings – Chesapeake CNC

Small machined pins with penny for scale – Chesapeake CNC

Threaded Swiss screw components with penny for scale – Chesapeake CNC

Chesapeake CNC’s 45,000 square foot facility is strategically located on the eastern shore of Maryland near New York, Philadelphia, Baltimore, Washington D.C., and the I-95 corridor. Our team of expert programmers and operators provide High-Precision Swiss Screw Machining & Assembly for the aerospace, automotive, defense, electronics, firearms, medical, military, and many other industrial sectors.

Featured Customers

We proudly manufacture products for many leading companies, including:

Primus Aerospace

Orbital ATK

General Dynamics

LWRC International

Certifications	AS9100D • ISO 9001 • ITAR
Bar diameters	Swiss bar Ø 0.040–1.50 in (1–38 mm) typical
Part envelope	Swiss turned lengths to ~12 in typical; cross/axial drilling, milled features, thread whirling
Typical tolerances	±0.0005 in common (tighter on review) • surface finish typically Ra 16–32 µin
Core equipment	Multiple 5–7-axis Swiss lathes (Citizen SR-series) • in-house bar straightening (¼–1½ in) • in-house centerless grinding (¼–1½ in) • vibratory tumbling • ultrasonic clean • light assembly
Inspection	QV1 Starlite RAM optical comparator • Deltronic DH216 comparator • Mitutoyo micrometers • certified pins/gauges • Mitutoyo MeasurLink QMS • monitored in-process checks • AQL sampling • FAI
Finishing / outside processes	Heat treat • phosphate coat • nickel/gold plating • smoke black nickel • anodize • nickel-boron coat • black nitride • chem film • laser marking • painting • NADCAP-approved sources
Volumes / MOQs	Prototype → production (consolidated programs supported)
Lead times	Typically 3–6 weeks depending on complexity and outside processes
Industries served	Aerospace • Defense • Medical • Hydraulics • Electronics • Telecommunications • Automotive • Industrial • Marine • Firearms • Commercial

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A great fit for

AS9100/FAI/traceability-driven aerospace & defense programs
Tight-tolerance Swiss features (deep/cross drilling, thread whirling, milled details)
Programs needing in-house bar straightening/centerless grinding and turnkey outside finishing

Not a fit for…

Catalog / no-print commodity purchases
Non-domestic sourcing requests
Same-day emergency builds

Swiss screw machined shafts with pencil for scale – Chesapeake CNC

Batch of machined nuts with pencil for scale – Chesapeake CNC

CNC machined fittings arranged with penny – Chesapeake CNC

Swiss screw machined connectors – Chesapeake CNC

Copper precision pins with pencil for scale – Chesapeake CNC

Long Swiss machined pins with penny for scale – Chesapeake CNC

Swiss screw lathes in production – Chesapeake CNC facility

Additional Information

Equipment

1 – SB-20-E – 5 Axis Swiss Lathe
2 – SB-20-G – 5 Axis Swiss Lathe
2 – SR-10-J – 6 Axis Swiss Lathe
1 – SR-20-J – 7 Axis Swiss Lathe
2 – SR-20-JII – 7 Axis Swiss Lathe
1 – SR-20-RII – 7 Axis Swiss Lathe
1 – SR-20-RIV – 7 Axis Swiss Lathe w/b axis
2 – SR-32-J – 7 Axis Swiss Lathe
2 – SR-32-JII – 7 Axis Swiss Lathe
1 – SR-38 – 7 Axis Swiss Lathe w/b axis
1 – Medart #0 12’ Bar Straightener – ¼” Dia. – 1 ½” Dia.
1 – Cincinnati Centerless Grinder – ¼” Dia. – 1 ½” Dia.
1 – Brother Mill R450X1

Inspection Equipment

QV1 Starlite Ram Optical Comparator
Mitutoyo Surface Micrometer
Deltronic DH 216 Optical Comparator
Certified Pins and Gauges
Mitutoyo MeasurLink Quality Management Software

Additional Equipment

3 – Nova – Vibratory Tumblers
1 – Bridgeport – Manual Lathe
1 – Blackstone – Ultrasonic Cleaner WRD-1414 (Wash/Rinse/Dryer)

Outside Process Capabilities

Heat Treating
Phosphate Coating
Nickel Plating
Gold Plating
Smoke Black Nickel Plating
Anodizing
Grinding
Nickel Boron Coating
Black Nitriding
Laser Marking
Painting
Chem Film Processing
NADCAP Approved Sources
And more

Certifications

ISO 9001:2015
AS9100D
ITAR
CAGE: 73DK5

Contact Us

Tell us a bit about your project and we’ll get back the same business day.

Connect with a Sales Rep

Prefer a direct line? Reach out anytime.
I can get you in direct contact with our engineering team or assist with any additional questions you may have.

Charles Legg

Sales Representative

📞 540.589.7888 ✉️ cglegg@leggassociates.com