Lime Manufacturing

Manufacturing › Nonmetallic Mineral Product Manufacturing › Lime and Gypsum Product Manufacturing

SBA Size Standard

1,050 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

Sector

Manufacturing

327

Subsector

Nonmetallic Mineral Product Manufacturing

3274

Industry Group

Lime and Gypsum Product Manufacturing

327410

National Industry (This Code)

Lime Manufacturing

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 manufacturing lime from calcitic limestone, dolomitic limestone, or other calcareous materials, such as coral, chalk, and shells. Lime manufacturing establishments may mine, quarry, collect, or purchase the sources of calcium carbonate.

✓ Small Business Eligibility at a Glance

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

Size Standard

1,050 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 327410

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:

→Establishments primarily engaged in manufacturing dolomite refractories are classified in Industry 327120, Clay Building Material and Refractories Manufacturing.

How to Use NAICS 327410 in SAM.gov

NAICS code 327410 — Lime Manufacturing — 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 Lime and Gypsum Product Manufacturing 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 1,050 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 327410.

Frequently Asked Questions

What is NAICS code 327410?

NAICS code 327410 is 'Lime Manufacturing', classified under the Manufacturing sector (NAICS 32). This industry comprises establishments primarily engaged in manufacturing lime from calcitic limestone, dolomitic limestone, or other calcareous materials, such as coral, chalk, and shells. Lime manu

What is the SBA small business size standard for NAICS code 327410?

The SBA defines a small business under NAICS code 327410 (Lime Manufacturing) as one with 1,050 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 327410 in SAM.gov?

To register NAICS code 327410 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 327410 (Lime Manufacturing) to your NAICS code list. You may designate one code as your Primary NAICS code.