011860735

VALVE,STOP-CHECK

NiiN: 011860735

NSN: 4820-01-186-0735

Obsolescence Risk Analysis

June 2024

Weapon Systems

$2,478

Avg. Price per Unit

260

Production Lead Time (days)

Substitutable NiiNs

Ark.ai conducted a criticality analysis of NiiN 011860735, which is an obsolete part integral to active national security programs and weapon systems like the OHIO CLASS SSBN (TRIDENT). Known as NSN: 4820-01-186-0735, this component is a VALVE, STOP-CHECK. Its obsolete status means it can only be sourced from a limited number of suppliers, with no official interchangeable or substitutable NiiNs available. The production lead time for NiiN 011860735 is 260 days, and the unit price averages $2,478.

Information about NiiN 011860735, including the list of manufacturers and suppliers, associated parts and components, related critical weapon systems, and a recent procurement history are detailed in the following tables.

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Authorized Manufacturers & Distributors

Name	CAGE	Part Number
Electric Boat Corporation	96169	2620902ASSYE112IN
MILWAUKEE VALVE COMPANY, LLC	76364
NAVAL SHIP SYSTEMS COMMAND	80064	8032177934C731AF, 8032177 ...

Procurement History

Contract ID	Total Price	Quantity	Award Date
SPE7M424V1272	$6,823	2	1/4/24
SPE7M422P2583	$5,698	2	4/8/22
SPE7M121V8558	$5,532	2	7/8/21

What are Similar or Alternative Parts for NiiN 011860735?

NiiN 011860735 – a VALVE, STOP-CHECK – is a critical component used in ten essential weapon systems but lacks any official interchangeable or substitutable NiiNs. Given its sourcing limitations, program managers must often rely on similar NiiNs that can be adapted to mitigate obsolescence and supply risk. Ark's Similar and Alternative Parts tool leverages a sophisticated AI learning model, trained on an extensive database of NiiN and NSN technical details, to produce a robust multi-factor similarity score. Choosing Ark helps you efficiently manage parts supply and diversify your supply chain for crucial national security initiatives.Discover how our AI-enabled part and supplier alternatives analytical tools can revolutionize your approach to supply chain management. Click Learn More below to explore the full capabilities of Ark's solutions and ensure the reliability of your critical programs.

Additional Characteristics

Technical Characteristics for NiiN 011860735

Property	Details
VALVE OPERATION METHOD	MANUAL
STYLE DESIGNATOR	STRAIGHT THRU
RENEWABLE SEAT RING TYPE	THREADED
22 TOTAL

Weapon Systems that use NiiN 011860735

Name	Designator Code
OHIO CLASS SSBN (TRIDENT)	23N
LOS ANGELES CLASS SSN (688)	EXN
SEAWOLF CLASS SSN	JGN
10 TOTAL

List of Part Numbers for NiiN 011860735

8032177934C731

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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