PSC 5331: O-RING — Federal Procurement Code

53 - HARDWARE AND ABRASIVES L1: Industrial Products & Services

Description

O-Ring

Excludes

Packing and Gasket Material (FSC 5330).

Suggested adjacent classifications

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

Related UNSPSC categories

25191735

Piston ring compressor

27111743

Ring wrench or spanner

27112110

Retaining ring pliers

27112155

Piston ring expander

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 5331?

1 Use PSC 5331 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.