423710 — Hardware Merchant Wholesalers
Description
This industry comprises establishments primarily engaged in the merchant wholesale distribution of hardware, knives, or handtools.
Illustrative Examples
- Brads merchant wholesalers
- Cutlery merchant wholesalers
- Knives (except disposable plastics) merchant wholesalers
- Power handtools (e.g., drills, saws, sanders) merchant wholesalers
- Fasteners (e.g., bolts, nuts, rivets, screws) merchant wholesalers
- Staples merchant wholesalers
- Handtools (except motor vehicle, machinists' precision) merchant wholesalers
- Hardware (except motor vehicle) merchant wholesalers
- Tacks merchant wholesalers
- Keys and locks merchant wholesalers
Overview Facts
| NAICS Code | 423710 |
|---|---|
| Industry Title | Hardware Merchant Wholesalers |
| SBA Size Standard | 150 employees |
| U.S. Establishments | 5,967 (Census CBP, 2023) |
| IRS PBA Code | 423700 (rolled-up match) |
| Sectors Hierarchy | Sector 42 → 423 → 4237 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 5072 - Hardware (via SIC1987:5072→NAICS1997:42171→2002:423710→2007:423710→2012:423710→2017:423710→2022:423710)
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 L053 — Technical Representation Services: Hardware and Abrasives
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 423710:
- Sector 42 Directory Hub — List of related industries in the Wholesale Trade sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- 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.
Related Industries in 4237
Frequently Asked Questions (FAQ)
Is 423710 a valid 2022 NAICS code?
NAICS 423710 is 'Hardware Merchant Wholesalers', a 2022 U.S. national industry under Sector 42 (Wholesale Trade); the SBA small-business size standard is 150 employees.
What is the SBA size standard for NAICS 423710?
The SBA small business size standard for NAICS 423710 is 150 employees (based on employees).
What is the legacy SIC code mapping for 423710?
NAICS code 423710 maps to the legacy 1987 SIC codes: 5072 - Hardware.