# NAICS 333912: Air and Gas Compressor Manufacturing

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [333912 Air and Gas Compressor Manufacturing](https://bidrover.com/naics/333912)

This U.S. industry comprises establishments primarily engaged in manufacturing general purpose air and gas compressors, such as reciprocating compressors, centrifugal compressors, vacuum pumps (except laboratory), and nonagricultural spraying and dusting compressors and spray gun units.

- NAICS code: 333912
- Title: Air and Gas Compressor Manufacturing
- Sector: 31-33 Manufacturing
- Subsector: 333 Machinery Manufacturing
- Industry group: 3339 Other General Purpose Machinery Manufacturing
- NAICS industry: 33391 Pump and Compressor Manufacturing
- SBA size standard: 1,000 employees
- Open bids on BidRover: 2
- Updated: Oct 13, 2026

## Open bids (2)

- [43--CYLINDER HEAD,COMPRESS](https://bidrover.com/bids/43-cylinder-head-compress--50b5db3f-5311-46b2-a17c-18281c59e0da) — General procurement · United States · due 2026-10-23
- [43--FILTER ASSEMBLY,FLUID](https://bidrover.com/bids/43-filter-assembly-fluid--ab7cb9d6-f08b-49ee-a461-104f6d38d4d8) — General procurement · United States · due 2026-10-23

## Frequently asked questions

### What is NAICS code 333912?

NAICS 333912 is "Air and Gas Compressor Manufacturing" in the 2022 North American Industry Classification System, in sector 31-33 (Manufacturing). This U.S. industry comprises establishments primarily engaged in manufacturing general purpose air and gas compressors, such as reciprocating compressors, centrifugal compressors, vacuum pumps (except laboratory), and nonagricultural spraying and dusting compressors and spray gun units.

### What is the SBA size standard for NAICS 333912?

A business is small under NAICS 333912 at or below 1,000 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 333912?

BidRover counts 2 open bids that cite NAICS 333912 as of Oct 13, 2026, refreshed every hour from official public sources. Many state and local notices do not list a NAICS code, so search by keyword too.

### How do I get alerts for NAICS 333912 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

- [333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing](https://bidrover.com/naics/333415)
- [336390 Other Motor Vehicle Parts Manufacturing](https://bidrover.com/naics/336390)
- [333996 Fluid Power Pump and Motor Manufacturing](https://bidrover.com/naics/333996)
- [333111 Farm Machinery and Equipment Manufacturing](https://bidrover.com/naics/333111)
- [339113 Surgical Appliance and Supplies Manufacturing](https://bidrover.com/naics/339113)
- [333991 Power-Driven Handtool Manufacturing](https://bidrover.com/naics/333991)
- [333914 Measuring, Dispensing, and Other Pumping Equipment Manufacturing](https://bidrover.com/naics/333914)
- [333921 Elevator and Moving Stairway Manufacturing](https://bidrover.com/naics/333921)

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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.