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🔧 '''Spare parts insurance''' is a specialized form of [[Definition:Property insurance | property insurance]] that covers inventories of replacement components held by manufacturers, fleet operators, airlines, energy companies, and other organizations that maintain stockpiles of parts to keep critical equipment operational. In the insurance market, this coverage addresses a niche but economically significant exposure: spare parts inventories can represent substantial capital investments — particularly in [[Definition:Aviation insurance | aviation]], [[Definition:Marine insurance | marine]], power generation, and heavy industrial sectors — and face risks ranging from fire and natural catastrophe to theft, obsolescence, and supply chain disruption. Policies may be written as standalone covers or incorporated into broader [[Definition:Inland marine insurance | inland marine]] or property programs, depending on the jurisdiction and the nature of the insured's operations.

📦 Coverage typically operates on either a [[Definition:Blanket insurance | blanket]] or scheduled basis, depending on how the parts inventory is valued and tracked. Under a blanket arrangement, the insurer agrees to cover the total declared value of all spare parts across one or more storage locations, subject to an aggregate [[Definition:Sum insured | sum insured]]; under a scheduled approach, individual high-value components — such as aircraft engines, turbine rotors, or specialized drilling equipment — are listed and valued separately. Valuation methodology is a critical underwriting consideration: some policies insure parts at replacement cost, while others use actual cash value or an agreed-value basis, particularly for items that depreciate rapidly or become obsolete as equipment is retired. [[Definition:Underwriter | Underwriters]] assess exposures based on storage conditions, geographic spread, [[Definition:Natural catastrophe | catastrophe]] exposure at warehouse locations, security measures, and the insured's inventory management practices. [[Definition:Deductible | Deductibles]] may apply per occurrence or per location.

✈️ For industries where downtime carries enormous financial penalties — an airline grounding a fleet, a power plant losing generation capacity, or an offshore platform ceasing production — the availability and insurability of spare parts inventories directly affects [[Definition:Business interruption insurance | business continuity]] planning. Losses to spare parts stockpiles can cascade into [[Definition:Contingent business interruption insurance | supply chain]] and operational disruptions far exceeding the value of the parts themselves, which is why sophisticated buyers often pair spare parts property coverage with [[Definition:Business interruption insurance | business interruption]] extensions. The growing complexity of global supply chains and the concentration of specialized component manufacturing in a limited number of facilities have made this class of coverage increasingly relevant, and some [[Definition:Specialty insurance | specialty]] insurers and [[Definition:Lloyd's syndicate | Lloyd's syndicates]] have developed dedicated products to serve these markets.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Property insurance]]
* [[Definition:Inland marine insurance]]
* [[Definition:Aviation insurance]]
* [[Definition:Business interruption insurance]]
* [[Definition:Blanket insurance]]
* [[Definition:Specialty insurance]]
{{Div col end}}

Definition:Spare parts insurance - Revision history

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