007891690

STEM,VALVE

NiiN: 007891690

NSN: 4820-00-789-1690

Obsolescence Risk Analysis

June 2024

Weapon Systems

$2,092

Avg. Price per Unit

221

Production Lead Time (days)

Substitutable NiiNs

Ark.ai conducted a criticality analysis of NiiN 007891690, an obsolete part linked with active national security programs and weapon systems such as the LOS ANGELES CLASS SSN (688). Known also as NSN: 4820-00-789-1690, this part is a STEM, VALVE. It has been formally labeled as obsolete, is available from a limited pool of suppliers, and has no official interchangeable or substitutable NiiNs. The production lead time for NiiN 007891690 is 221 days, and the average unit price is $2,092.

Details about NiiN 007891690, including a list of manufacturers and suppliers, associated parts and components, related critical weapon systems, and a recent procurement history are available in the following tables.

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Authorized Manufacturers & Distributors

Name	CAGE	Part Number
Argo Turboserve Corporation	7Y333
Curtiss-Wright Electro-Mechanical Corporation	830Q4	134B210AE1
CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION	8FGX3	134B210AE1

Procurement History

Contract ID	Total Price	Quantity	Award Date
SPE7M122P3699	$3,256	1	2/22/22
SPE7M117P2568	$11,387	6	12/27/16
--	--	--	--

What are Similar or Alternative Parts for NiiN 007891690?

NiiN 007891690 – a STEM,VALVE – has no official interchangeable or substitutable NiiNs but is a crucial component in four key weapon systems. Due to its availability from only one or limited sources, program managers often depend on similar NiiNs that can be adapted to reduce obsolescence and supply risk. Ark's Similar and Alternative Parts tool employs a custom AI learning model trained on an extensive database of NiiN and NSN technical details to produce a multi-factor similarity score. By leveraging Ark, you can better manage part supplies and diversify your supply chain for critical national security programs.Discover how our AI-enabled part and supplier alternatives analytical tools can enhance your supply chain management and mitigate risks associated with critical components. Click "Learn More" below to get detailed insights into how Ark can support your program's operational efficiency and reliability.

Additional Characteristics

Technical Characteristics for NiiN 007891690

Property	Details
ITEM NAME	STEM,VALVE
END ITEM IDENTIFICATION	STEAM TURBINE,SHIPS PROPULSION SYSTEM
--	--
2 TOTAL

Weapon Systems that use NiiN 007891690

Name	Designator Code
LOS ANGELES CLASS SSN (688)	EXN
GE5 PROPULSION SUPPORT SYSTEM	MSN
CVN68CL HULL MECHANICAL & ELECTRICAL (HME)	S1N
4 TOTAL

List of Part Numbers for NiiN 007891690

134B210AE1

ABOUT OBSOLETE PARTS ANALYSIS

Ark provides comprehensive analyses of every NiiN and NSN that make up the systems and weapons supporting critical national security programs. Parts profiles in Ark track and report on NiiN/NSN criticality, supply, demand, procurement channels and trends, and obsolescence status and risk. Find the vehicles and suppliers you need, and evaluate alternative parts and solutions to mitigate program risk.

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