423710

Hardware Merchant Wholesalers

Wholesale Trade › Merchant Wholesalers, Durable Goods › Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers

SBA Size Standard

500 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

42

Sector

Wholesale Trade

423

Subsector

Merchant Wholesalers, Durable Goods

4237

Industry Group

Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers

423710

National Industry (This Code)

Hardware Merchant Wholesalers

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
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

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

500 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 423710

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Merchant wholesale distribution of nails, noninsulated wire, and screening--are classified in Industry 423510, Metal Service Centers and Other Metal Merchant Wholesalers;
Merchant wholesale distribution of motor vehicle handtools, hardware, and equipment--are classified in Industry 423120, Motor Vehicle Supplies and New Parts Merchant Wholesalers;
Merchant wholesale distribution of machinists' precision handtools--are classified in Industry 423830, Industrial Machinery and Equipment Merchant Wholesalers; and
Merchant wholesale distribution of disposable plastics knives and eating utensils--are classified in Industry 424130, Industrial and Personal Service Paper Merchant Wholesalers.

How to Use NAICS 423710 in SAM.gov

NAICS code 423710Hardware Merchant Wholesalers — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of 500 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 423710.

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Frequently Asked Questions

What is NAICS code 423710?

NAICS code 423710 is 'Hardware Merchant Wholesalers', classified under the Wholesale Trade sector (NAICS 42). This industry comprises establishments primarily engaged in the merchant wholesale distribution of hardware, knives, or handtools. Illustrative Examples: Brads merchant wholesalers Cutlery merchant

What is the SBA small business size standard for NAICS code 423710?

The SBA defines a small business under NAICS code 423710 (Hardware Merchant Wholesalers) as one with 500 employees. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 423710 in SAM.gov?

To register NAICS code 423710 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 423710 (Hardware Merchant Wholesalers) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related NAICS Codes

Other codes in Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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