NAICS 332710 - Machine Shops
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What is NAICS 332710
NAICS code 332710 covers establishments commonly referred to as machine shops that specialize in machining metal, plastic, and composite material parts on a job or order basis. These businesses typically operate with low-volume production runs, utilizing precision machine tools such as lathes (including CNC), automatic screw machines, and milling, grinding, boring, and additive manufacturing equipment. Machine shops play a critical role in fabricating custom and replacement components across a diverse array of industries. Government agencies contract these services to obtain high-quality, precisely machined parts essential for maintaining and upgrading military equipment, infrastructure, and various federal programs. The ability to produce highly customized or small batch lot parts makes machine shops indispensable partners for government procurement needs.
Industry Classification for NAICS 332710
This industry comprises establishments known as machine shops primarily engaged in machining metal and plastic parts and parts of other composite materials on a job or order basis. Generally machine shop jobs are low volume using machine tools, such as lathes (including computer numerically controlled); automatic screw machines; and machines for boring, grinding, milling, and additive manufacturing.
Breakdown for NAICS 332710
- Covers establishments engaged in machining metal, plastic, and composite parts primarily on a job or order basis.
- Typically involves low-volume production using machine tools such as lathes, milling, grinding, and additive manufacturing.
- Includes businesses that provide custom, precision-machined components for various industries and government applications.
- Small to medium-sized enterprises dominate the sector with a focus on specialized, technical machining capabilities.
- Government contracts often require adherence to strict quality standards and certifications.
Included Activities for NAICS 332710
- CNC turning and milling of metal and plastic components.
- Grinding and boring operations for precision part finishing.
- Additive manufacturing (3D printing) of composite and metal parts.
- Custom fabrication of replacement parts for machinery and equipment.
- Prototyping and short-run production machining services.
- Maintenance and repair machining for government-owned assets.
- Quality inspection and compliance testing of machined parts.
Business Types for NAICS 332710
- Small machine shops specializing in low-volume, custom machining.
- Medium-sized manufacturing firms with advanced CNC capabilities.
- Additive manufacturing service providers integrated with traditional machining.
- Precision fabrication subcontractors serving defense and aerospace sectors.
- Government-approved contractors with quality certifications such as ISO 9001.
Subcategories for NAICS 332710
- Automotive machine shops
- Chemical milling job shops
- Machine shops
Government Buyers for NAICS 332710
Federal agencies such as the Department of Defense, Department of Energy, NASA, and the Department of Transportation are primary buyers of machine shop services. These agencies require specialized machined components for weapon systems, aerospace applications, research equipment, and infrastructure projects. State and local governments also contract machine shops for maintenance and repair of public works equipment and transportation vehicles. The need for precision, reliability, and compliance with strict technical specifications drives government demand for experienced machine shops capable of delivering customized machining solutions.
Contract Types & Procurement for NAICS 332710
Contracts for machine shop services often include firm-fixed-price and indefinite-delivery/indefinite-quantity (IDIQ) contracts to accommodate both specific orders and ongoing supply requirements. Procurement methods range from sealed bidding to negotiated contracts, frequently facilitated through small business set-asides when applicable. Contract values vary widely depending on the scope and complexity of machining tasks, from small single-order contracts worth a few thousand dollars to multi-year IDIQ contracts valued in the millions. Agencies prioritize qualified vendors with demonstrated capabilities in precision machining and quality control.
Details for NAICS 332710
Explore the hierarchy and related codes for this industry
| NAICS Code | Industry Title |
|---|---|
| 332721 | Precision Turned Product Manufacturing |
| 332722 | Bolt, Nut, Screw, Rivet, and Washer Manufacturing |
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