PSC 4921 - TORPEDO MAINTENANCE, REPAIR, AND CHECKOUT SPECIALIZED EQUIPMENT
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Classification & Hierarchy for PSC 4921
The classification hierarchy shows how this PSC code fits within the broader federal procurement structure.
- Level 1 Spend Category:
- 5 Industrial Products & Services
- Level 2 Spend Category:
- 5.1 Machinery & Components
- Parent PSC Code:
- 49 MAINT/REPAIR SHOP EQPT
- Active Since:
- October 1, 2011
- Last Updated:
- April 30, 2024
Overview for PSC 4921
PSC Code 4921 covers specialized equipment specifically designed for the maintenance, repair, and checkout of torpedoes and their components. This includes a wide range of dedicated tools, adapters, fixtures, and test equipment used in the servicing and operational readiness of torpedoes. The equipment under this PSC facilitates precise handling, inspection, and testing to ensure torpedo functionality and safety. Government agencies utilize this PSC in contracts to acquire sophisticated, purpose-built machinery that supports torpedo lifecycle management in naval and defense operations. Contractors providing under this code supply essential assets that maintain defense readiness and contribute to mission success by enabling efficient torpedo diagnostics and repairs.
Includes for PSC 4921
This PSC code covers the following products and services:
Specially designed maintenance, test, checkout, and repair shop specialized equipment for maintenance and repair of torpedoes, torpedo components; adapters, fixtures, inspection and holding fixtures, leveling jack assemblies, fuel filling and syphon assemblies control surface adapter and protractor assemblies, afterbody cradle adapter and tilting mount assemblies, high pressure air heater assemblies, motor drier and puller assemblies, test stand levels and stands for overhaul, maintenance, test, checkout, and repair of torpedo and torpedo components, test panels, fixtures, and test sets for electrical circuits, firing circuits and torpedo test sets.
Excludes for PSC 4921
This PSC code does NOT cover the following:
Specially designed maintenance test, checkout and repair shop specialized equipment for maintenance and repair of ammunition, guided missiles, rockets, fire control, space vehicles, underwater mines, depth charges and nuclear ordnance. Also excludes "basic" types of electrical and electronic test instruments, such as ammeters, voltmeters, ohmmeters, multimeters, galvanometers and similar instruments.
Typical Buyers & Agencies for PSC 4921
Primary buyers under PSC 4921 include the Department of the Navy, specifically Naval Sea Systems Command and related naval warfare centers, as well as other defense agencies engaged in underwater ordnance maintenance and readiness. These agencies require highly specialized equipment to maintain torpedoes, which are critical components of naval defense systems. Contracts awarded under this PSC support ongoing torpedo maintenance programs, ensuring operational availability and safety compliance. Additionally, defense contractors involved in torpedo systems integration and lifecycle support may also procure such equipment to fulfill government contracts.
Common Contract Types for PSC 4921
Contracts utilizing PSC 4921 typically include firm-fixed-price and cost-reimbursement types, often awarded through competitive bidding or sole-source justifications given the specialized nature of the equipment. Procurement methods may involve simplified acquisitions for smaller items or full-scale negotiated contracts for complex systems. These contracts support both new equipment acquisitions and sustainment efforts, including upgrades and calibration services. Typical use cases involve equipping naval maintenance facilities with precision tooling, supporting depot-level repairs, and enabling field-level torpedo checkout operations.
Plain-Language Breakdown for PSC 4921
- Covers specialized equipment for torpedo maintenance, repair, and checkout operations.
- Primarily used by naval and defense agencies responsible for underwater ordnance readiness.
- Includes adapters, fixtures, test stands, and electrical test panels specific to torpedoes.
- Excludes general-purpose electrical test instruments and equipment for other munitions or missiles.
- Contracts often involve firm-fixed-price or cost-reimbursement types tailored to specialized procurement needs.
- Aligned with NAICS codes related to fabricated metal products, measuring devices, and ship repair.
Related Categories for PSC 4921
Other categories at the same level as 4921
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