# NAICS 423810: Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [423810 Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers](https://bidrover.com/naics/423810)

This industry comprises establishments primarily engaged in the merchant wholesale distribution of specialized machinery, equipment, and related parts generally used in construction, mining (except oil well), and logging activities.

- NAICS code: 423810
- Title: Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers
- Sector: 42 Wholesale Trade
- Subsector: 423 Merchant Wholesalers, Durable Goods
- Industry group: 4238 Machinery, Equipment, and Supplies Merchant Wholesalers
- SBA size standard: 250 employees
- Open bids on BidRover: 0

## Open bids (0)

No open bids cite this code right now.

## Frequently asked questions

### What is NAICS code 423810?

NAICS 423810 is "Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers" in the 2022 North American Industry Classification System, in sector 42 (Wholesale Trade). This industry comprises establishments primarily engaged in the merchant wholesale distribution of specialized machinery, equipment, and related parts generally used in construction, mining (except oil well), and logging activities.

### What is the SBA size standard for NAICS 423810?

A business is small under NAICS 423810 at or below 250 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 423810?

No open bid in BidRover cites NAICS 423810 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.

### How do I get alerts for NAICS 423810 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [423830 Industrial Machinery and Equipment Merchant Wholesalers](https://bidrover.com/naics/423830)
- [423820 Farm and Garden Machinery and Equipment Merchant Wholesalers](https://bidrover.com/naics/423820)
- [423840 Industrial Supplies Merchant Wholesalers](https://bidrover.com/naics/423840)
- [423850 Service Establishment Equipment and Supplies Merchant Wholesalers](https://bidrover.com/naics/423850)
- [423860 Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers](https://bidrover.com/naics/423860)

---

Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.