The Miscellaneous Engine Accessories, Nonaircraft (PSC 2990) category encompasses a broad range of specialized engine components and accessories that are utilized in various nonaircraft engines. This includes parts such as engine dynafocal suspension mounts, engine-driven superchargers not integrated with engines, exhaust mufflers, and engine governors. These components play a critical role in ensuring optimal engine performance, efficiency, and reliability across diverse applications such as industrial machinery, marine engines, and land vehicles. Government agencies rely on this PSC to acquire high-quality engine accessories that support maintenance, repair, and modernization efforts for their nonaircraft engine fleets. The scope excludes electrical starters for non-aircraft and aircraft engines, which fall under separate PSC categories.

Includes for PSC 2990

This PSC code covers the following products and services:

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 for PSC 2990

This PSC code does NOT cover the following:

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

Typical Buyers & Agencies for PSC 2990

Typical buyers under PSC 2990 include federal agencies operating nonaircraft engine fleets such as the Department of Defense (for ground vehicles and support equipment), the Department of Energy, and agencies managing industrial or maritime infrastructure. These organizations purchase engine accessories to maintain and upgrade their equipment, ensuring operational readiness and extending asset life cycles. Procurement is often driven by maintenance schedules, equipment modernization programs, or urgent repair requirements. The PSC facilitates targeted sourcing to meet the specialized needs of these agencies efficiently.

Common Contract Types for PSC 2990

Contracts under PSC 2990 commonly include fixed-price, indefinite delivery/indefinite quantity (IDIQ), and firm-fixed-price types, depending on the purchasing agency’s requirements and contract scope. Procurement methods range from competitive sealed bidding to negotiated acquisitions and simplified acquisitions for smaller purchases. Typical use cases involve multi-year maintenance contracts, bulk supply agreements for spare parts, and on-demand procurement for urgent repair needs. The PSC supports both vendor-supplied parts and kits or assemblies that incorporate multiple accessories.

Plain-Language Breakdown for PSC 2990

Covers specialized engine accessories for nonaircraft engines including suspension mounts and superchargers.
Used primarily by federal agencies managing ground vehicles, industrial machinery, and maritime equipment.
Supports maintenance, repair, and modernization efforts to enhance engine performance and reliability.
Contracts typically include fixed-price and IDIQ types with varied procurement methods.
Commonly linked with NAICS codes for engine equipment manufacturing and machinery repair.
Excludes electrical starters, which are categorized under different PSC codes.

Related Categories for PSC 2990

Other categories at the same level as 2990

2910 ENGINE FUEL SYSTEM COMPONENTS, NONAIRCRAFT

Engine Fuel System Components, Nonaircraft

2915 ENGINE FUEL SYSTEM COMPONENTS, AIRCRAFT AND MISSILE PRIME MOVERS

Engine Fuel System Components, Aircraft and Missile Prime Movers

2920 ENGINE ELECTRICAL SYSTEM COMPONENTS, NONAIRCRAFT

Engine Electrical System Components, Nonaircraft

2925 ENGINE ELECTRICAL SYSTEM COMPONENTS, AIRCRAFT PRIME MOVING

Engine Electrical System Components, Aircraft Prime Moving

2930 ENGINE COOLING SYSTEM COMPONENTS, NONAIRCRAFT

Engine Cooling System Components, Nonaircraft

2935 ENGINE SYSTEM COOLING COMPONENTS, AIRCRAFT PRIME MOVING

Engine System Cooling Components, Aircraft Prime Moving

2940 ENGINE AIR AND OIL FILTERS, STRAINERS, AND CLEANERS, NONAIRCRAFT

Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft

2945 ENGINE AIR AND OIL FILTERS, CLEANERS, AIRCRAFT PRIME MOVING

Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving

2950 TURBOSUPERCHARGER AND COMPONENTS

Turbosuperchargers and components

2995 MISCELLANEOUS ENGINE ACCESSORIES, AIRCRAFT

Miscellaneous Engine Accessories, Aircraft

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