PSC 6655: GEOPHYSICAL INSTRUMENTS — Federal Procurement Code

66 - INSTRUMENTS AND LABORATORY EQPT L1: Industrial Products & Services

Description

Geophysical Instruments

Includes

Geodetic, Oceanographic, and Seismographic Instruments.

Excludes

Telescopes.

Suggested adjacent classifications

PSC codes describe what the government buys. These related classifications help connect procurement codes to industries, commodities, and trade workflows.

Related NAICS industries

3345

Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

33451

Navigational, Measuring, Electromedical, and Control Instruments Manufacturing

334513

Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

54136

Geophysical Surveying and Mapping Services

Related UNSPSC categories

41113801

Geological compasses

41113802

Geological prospecting apparatus

41113803

Electromagnetic geophysical instruments

41113806

Magnetometer geophysical instruments

Official data

Feature	Description
Official name	Product Service Codes (PSC)
Maintained by	U.S. federal acquisition community / GSA PSC Manual
Purpose	Classifies what the government buys: products and services
Primary use	Federal procurement reporting, contract categorization, spend analysis
Code type	Mixed/unspecified

When do you need PSC 6655?

1 Use PSC 6655 when identifying the product or service category on a U.S. federal contract.

2 Use it when filtering opportunities or spending data in SAM.gov, FPDS, or USASpending.

3 Use it when comparing a procurement category against related NAICS industries or UNSPSC commodities.

4 Use it when a contracting workflow needs the purchased item classification rather than the supplier industry code.