How We Build
NN Inc. has extensive engineering experience with precision machining, grinding, and a diverse group of secondary processes that are well suited to the manufacture of the injector, solenoid, and spool valve components.
Precision Machining Capabilities
- CNC Sliding Headstock
- CNC Fixed Stock
- Cam Automatic Multi-Spindle
- CNC Multi-Spindle
- Rotary Transfer Machining
- OD Toler. +/- 0.010 mm
- ID Toler. +/- 0.010 mm
- Concentricity: 0.020mm
- Angular Position 0.050mm
- OD Size Range 8 – 50mm
- Length Range: 60 – 170mm
Precision Grinding Capabilities
- Thru-Feed OD
- In Feed OD
- Between Center OD
- Centerless
- ID Grinding
- OD Toler. +/- 0.002 mm
- ID Toler. +/- 0.005 mm
- Roundness <0.001 mm
- Surface Finish: Rz 0.5
- Flatness 0.0003 – 0.0020 mm
Quality Capabilities
- Metrology Equipment
- Optical Scanners
- Precision Runout
- Surface Finish Profilometer
- Custom Hard Gaging
- Automated inspection systems
- Quality Certifications
- IATF-16949:2016
- ISO 9001:2015
- ISO 14001:2015
Secondary Operation Capabilities
- Hard Turning
- CNC Chucker
- CNC Milling
- ID Honing
- Diamond Bore Sizing
- System Assembly
- Ultrasonic Cleaning
- Particle Counting
- Gravimetric Analysis
- Heat treating
- Induction Heat Treating