PSC 2990: MISCELLANEOUS ENGINE ACCESSORIES, NONAIRCRAFT — Federal Procurement Code

29 - ENGINE ACCESSORIES L1: Sustainment S&E

Description

Miscellaneous Engine Accessories, Nonaircraft

Includes

Engine Dynafocal Suspension Mounts; Engine Driven Superchargers (not integrated with engine); Starter Cranks; Engine Starter Ropes; Exhaust Mufflers; Hand Inertia Starters; Air Duct Heaters; Engine Governors; Intake Mufflers; Combustion Type Starters; Miscellaneous Accessories for all Engines except Aircraft and Guided Missile Prime Moving.

Excludes

Electrical Starters Non-Aircraft (FSC 2920); Aircraft (FSC 2925).

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

3336

Engine, Turbine, and Power Transmission Equipment Manufacturing

33361

Engine, Turbine, and Power Transmission Equipment Manufacturing

333618

Other Engine Equipment Manufacturing

33631

Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

Related UNSPSC categories

23152203

Engine or component test stands

25174002

Engine radiators

25191704

Engine or vehicle stands

25191707

Railway lift table for engine and component

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 2990?

1 Use PSC 2990 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.