335921

Fiber Optic Cable Manufacturing

Manufacturing › Electrical Equipment, Appliance, and Component Manufacturing › Other Electrical Equipment and Component Manufacturing

SBA Size Standard

1,000 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

33

Sector

Manufacturing

335

Subsector

Electrical Equipment, Appliance, and Component Manufacturing

3359

Industry Group

Other Electrical Equipment and Component Manufacturing

335921

National Industry (This Code)

Fiber Optic Cable Manufacturing

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This U.S. industry comprises establishments primarily engaged in manufacturing insulated fiber optic cable from purchased fiber optic strand.

✓ Small Business Eligibility at a Glance

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

Size Standard

1,000 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 335921

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:

Manufacturing unsheathed fiber optic materials--are classified in Industry 32721, Glass and Glass Product Manufacturing; and
Manufacturing insulated nonferrous wire and cable from purchased wire--are classified in U.S. Industry 335929, Other Communication and Energy Wire Manufacturing.

How to Use NAICS 335921 in SAM.gov

NAICS code 335921Fiber Optic Cable 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 Other Electrical Equipment and Component 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 1,000 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 335921.

Log in Entity Registration Goods & Services Add NAICS Code Enter 335921 Save

Frequently Asked Questions

What is NAICS code 335921?

NAICS code 335921 is 'Fiber Optic Cable Manufacturing', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in manufacturing insulated fiber optic cable from purchased fiber optic strand. Cross-References. Establishments primarily engaged in--

What is the SBA small business size standard for NAICS code 335921?

The SBA defines a small business under NAICS code 335921 (Fiber Optic Cable Manufacturing) as one with 1,000 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 335921 in SAM.gov?

To register NAICS code 335921 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 335921 (Fiber Optic Cable Manufacturing) to your NAICS code list. You may designate one code as your Primary NAICS code.

Quick Actions

Related NAICS Codes

Other codes in Other Electrical Equipment and Component Manufacturing

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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