5-axis machining
Complex geometry in fewer setups, supporting accuracy, repeatability and efficient production.
Longmont, CO 80501
303-702-1529Request a Quote
Longmont, Colorado · Precision manufacturing since 1995
Complex projects.
Proven precision.
Precision machining from prototype to production—for aerospace, defense, advanced technology, and other mission-critical industries.
AS9100Certified quality system
3RLW0CAGE code
929442838DUNS number
332710NAICS code
SAMSystem for Award Management
ITARRegistered
Manufacturing solutions—the SVM way
From initial concept
to finished project.
St. Vrain Manufacturing combines highly skilled machinists, state-of-the-art CNC equipment and disciplined quality systems to deliver close-tolerance work on schedule.
We build long-term customer relationships around responsive service, honest communication and repeatable results.
CNC milling & turning
Prototype through production quantities across a broad range of materials and part sizes.
Precision inspection
Climate-controlled measurement, certification documentation and experienced inspection support.
Production control
Disciplined estimating and job routing through ECI JobBOSS² from quote through delivery.
DMU 75 monoBLOCKEquipment & process depth
Built for demanding work.
St. Vrain's CNC and Coordinate Measuring Machines support prototypes, tooling, short runs and production programs. Select a category to review each model and its key specifications.
5-axis machining · 5 machines+
DMG MORI DMU 75 monoBLOCK
2 machinesX/Y/Z travels: 29.5 × 25.6 × 22 in. · Spindle: 20,000 RPM · Workpiece: up to 33.1 in. diameter × 19.7 in. high · Table load: up to 1,323 lb
DMG MORI DMU 65 monoBLOCK
X/Y/Z travels: 28.9 × 25.6 × 22 in. · Spindle: 20,000 RPM · Workpiece: up to 33.1 in. diameter × 19.7 in. high · Table load: up to 2,205 lb
DMG MORI DMU 50
Typical X/Y/Z travels: 19.7 × 17.7 × 15.7 in. · SVM spindle: 10,000 RPM · Swivel-rotary table for five-sided and simultaneous machining
Okuma M460V-5AX
X/Y/Z travels: 30 × 18.1 × 18.1 in. · Spindle: 15,000 RPM · Table diameter: 15.75 in. · 30/25 hp spindle motor
Vertical machining · 11 machines+
Kitamura Mycenter 4Xi
Typical X/Y/Z travels: 40.2 × 20.1 × 20.1 in. · Typical spindle: up to 20,000 RPM · CAT 40 taper
Kitamura Mycenter 3XiF
X/Y/Z travels: 30.2 × 18 × 18.1 in. · Spindle: up to 20,000 RPM · CAT 40 taper · 30-tool magazine
OKK VM-5III
X/Y/Z travels: 40.2 × 20.1 × 20.1 in. · Typical spindle: 10,000 RPM · CAT 50 taper · Table load: about 1,760 lb
DN Solutions DNM 4500
X/Y/Z travels: 31.5 × 17.7 × 20.1 in. · Standard spindle: 8,000 RPM; 12,000/15,000 optional · CAT 40 · Table load: 1,323 lb
Mori Seiki DuraCenter 5
X/Y/Z travels: 31.5 × 20.1 × 20.1 in. · Typical spindle: 12,000 RPM · CAT 40 · 20 hp · 24-tool magazine
Brother TC-S2D-O
X/Y/Z travels: 27.6 × 15.7 × 11.8 in. · Spindle: 10,000 RPM; 16,000 optional · BT 30 · 14/21-tool magazine
Brother TC-S2C-O
Typical X/Y/Z travels: 27.6 × 15.7 × 11.8 in. · Spindle: 10,000 RPM; 16,000 optional · BT 30 · High-speed drill/tap machining center
Bridgeport GX1000
X/Y/Z travels: 40.2 × 21.3 × 21.3 in. · Spindle: 10,000 RPM · CAT 40 · 25 hp · 30-tool magazine
Bridgeport GX480
X/Y/Z travels: 18.9 × 15.7 × 16.9 in. · Spindle: 10,000 RPM · CAT 40 · 20 hp · Compact vertical machining center
Hardinge Bridgeport VMC760XP3
X/Y/Z travels: 29.9 × 24 × 24 in. · Spindle: 12,000 RPM · CAT 40 · 25 hp · 30-tool magazine
Daewoo DMV 3016L
X/Y/Z travels: 30 × 16.1 × 20.1 in. · Spindle: 8,000 RPM · CAT 40 · 15 hp · 24-tool magazine
CNC turning · 3 machines+
Doosan PUMA 2600SY
SVM capacity: 15 in. diameter × 18 in. long · Y-axis: 4 in. · Live tooling and sub-spindle · Typical main spindle: 4,000 RPM · Typical bar capacity: 3.2 in.
Ikegai Genesis 1208
SVM capacity: 12 in. diameter × 22 in. long · Spindle: 5,000 RPM · Bar capacity: 2 in. · 20 hp · 12-station turret
Daewoo Lynx 220
SVM capacity: 6 in. diameter × 12 in. long · Typical spindle: 6,000 RPM · Typical bar capacity: 1.8 in. · 12-station turret
Dimensional inspection · 4 CMMs+
ZEISS ACCURA 9/12/7
Measuring range: 35.4 × 47.2 × 27.6 in. (900 × 1,200 × 700 mm) · CNC bridge CMM · Scanning-capable sensor platform
Hexagon GLOBAL S 7/10/7
Measuring range: 27.6 × 39.4 × 27.6 in. (700 × 1,000 × 700 mm) · CNC bridge CMM · PC-DMIS inspection workflow
ZEISS CONTURA 9/12/6 RDS
Measuring range: 35.4 × 47.2 × 23.6 in. (900 × 1,200 × 600 mm) · RDS articulating probe system · CALYPSO inspection software
Brown & Sharpe MicroVal 343
Measuring range: 14 × 16 × 12 in. · Manual bridge CMM · Typical repeatability: 0.00016 in. · Touch-probe measurement
Q
Quality management systemAS9100 Certified
Quality is built into the route
Measured, documented
and ready to deliver.
Our climate-controlled quality area and experienced inspection team support dimensional verification and customer-required documentation.
Machining gallery
Precision you can see.
Representative imagery illustrating the multi-axis, thin-wall, contoured, CNC-turned and close-tolerance component types we support.
Due to the proprietary nature of our customers' work, all images are representative of St. Vrain Manufacturing's capabilities and do not show customer parts.
About St. Vrain Manufacturing
Rooted in Colorado.
Focused on what’s next.
Founded in 1995, St. Vrain Manufacturing has grown from its Colorado roots into a trusted precision-machining partner. Today, our team operates across two contiguous, climate-controlled buildings encompassing approximately 17,000 square feet of combined manufacturing and support space. This connected footprint is designed to support close-tolerance work, consistent quality, and dependable performance from prototype through production.
Production planning, purchasing, accounting, shipping, inspection, and machining are coordinated across our integrated operation. Bringing these essential functions together creates clearer communication, faster decision-making, and greater control throughout every stage of a project—from initial review and material preparation to final inspection and delivery.
Our streamlined shop floor is organized into dedicated material-preparation, turning, milling, and inspection zones. This connected approach supports the precision, traceability, responsiveness, and disciplined execution required by aerospace, defense, advanced-technology, and other mission-critical programs.
Recognized performance
Aerospace customers count on disciplined execution.
St. Vrain Manufacturing has earned customer recognition for quality, delivery, and dependable support of demanding aerospace programs.
What’s New
Quality
Milestone
Milestone
St. Vrain Manufacturing Achieves AS9100 Certification
St. Vrain Manufacturing is now AS9100 certified, strengthening the quality management system behind our precision machining operations. This milestone reflects our commitment to disciplined processes, risk-based thinking, traceability, continuous improvement and dependable performance for aerospace, defense and other demanding industries.
For our customers, AS9100 certification provides added confidence that quality is planned, measured and documented throughout every project—from quoting and job routing through machining, inspection and delivery.
View AS9100 Certificate →