333515 — Cutting Tool and Machine Tool Accessory Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing accessories and attachments for metal cutting and metal forming machine tools (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Knives and bits for metalworking lathes, planers, and shapers manufacturing
- Measuring attachments (e.g., sine bars) for machine tool manufacturing
- Metalworking drill bits manufacturing
- Taps and dies (i.e., machine tool accessories) manufacturing
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3545 - Cutting Tools, Machine Tool Accessories, and Machinist Precision Measuring Devices (via SIC1987:3545→NAICS1997:333515→2002:333515→2007:333515→2012:333515→2017:333515→2022:333515)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 3414 — Gear Cutting and Finishing Machines
- PSC 3455 — Cutting Tools for Machine Tools
- PSC 3456 — Cutting and Forming Tools for Secondary Metalworking Machinery
- PSC 3460 — Machine Tool Accessories
- PSC 5133 — Drill Bits, Counterbores, and Countersinks; Hand and Machine
- PSC 5136 — Taps, Dies, and Collets; Hand and Machine
- PSC 5210 — Measuring Tools, Craftsmen's
- PSC 5220 — Inspection Gages and Precision Layout Tools
- PSC 5280 — Sets, Kits, and Outfits of Measuring Tools
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 333515 valid in 2022? ▾
Yes, 333515 is a valid 6-digit 2022 NAICS national industry code representing 'Cutting Tool and Machine Tool Accessory Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 333515? ▾
The Small Business Administration (SBA) has established a small business size standard of 500 employees for NAICS code 333515 (Cutting Tool and Machine Tool Accessory Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 333515? ▾
According to official Census Bureau concordance tables, NAICS code 333515 (Cutting Tool and Machine Tool Accessory Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3545 - Cutting Tools, Machine Tool Accessories, and Machinist Precision Measuring Devices.
Related Pages & Tools
Further regulatory reference links for NAICS code 333515:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 333515 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Cutting Tool and Machine Tool Accessory Manufacturing).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.