Defense Program Sustainment Analysis

Obsolescence Risk and Impact

AS-39 Emory S. Land Class Submarine Tender

Updated March 2024

5,553

Parts with Declining Procurement

399

Manufacturers with Declining Procurement

97,158

Obsolete Parts

15,617

Sole Sourced Parts

Obsolescence Risk and Impact: AS-30 Emory S

Ark.ai conducted a sustainment program analysis of the AS-39 Emory S. Land Class Submarine Tender program, examining the vendors, their suppliers, manufacturers, shippers, and other members of the supply chain ‚Äì as well as the critical parts and NiiNs the AS-30 Emory S program relies on. The program analysis focuses particularly on obsolescence risk, including obsolete NiiNs, declining procurement, and sole sourced parts.

The analysis of the AS-30 Emory S program resulted in the following statistics. There are 5,553 Parts with Declining Procurement and 399 Manufacturers with Declining Procurement. The count of Obsolete Parts is 97,158 and the AS-30 Emory S program is dependent on 15,617 Sole Sourced Parts.

Information about the critical vendors for the AS-30 Emory S program, as well as a list of the obsolete and sole sourced parts are included in the following tables.

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Top Organizations by NiiN Count

Name	Count of NiiNs	Dollars Awarded	Average Unit Price
Rockwell Collins, Inc.	2,343	$18,122	$189.20
Keysight Technologies, Inc.	2,303	$23,475	$128.16
Raytheon Technologies Corporation	534	$485,010	$435.26
King Nutronics, LLC	463	$2,299,706	$2,375.03
Hamilton Sundstrand Corporation	460	$2,271	$11.44

Top Sole Sourced NiiNs

NiiN	Description	Unit Price	Vendor Name
012835961	VALVE,REGULATING,FLUID PRESSURE	$110,175	MAROTTA CONTROLS INC
016439384	OVEN,ELECTRICAL-ELECTRONIC COMPONENTS	$94,290	ILLINOIS TOOL WORKS INC
010317980	GENERATOR,GEARED MO	$77,405	L3 TECH INC
002894304	FAN,CENTRIFUGAL	$52,827	HOWDEN AMERICAN FAN CO
011676907	TEST SET SUBASSEMBLY,ELECTRICAL AND ELECTRONIC TEST EQUIPMENT	$31,510	MAROTTA CONTROLS INC

Top Obsolete NiiNs

NiiN	Description	WSDC Count	Authorized Suppliers
009338120	WASHER,LOCK	1	36
009296395	WASHER,LOCK	1	38
009338121	WASHER,LOCK	1	23
009338118	WASHER,LOCK	1	34
009338119	WASHER,LOCK	1	21

Top Weapon System Designator Codes

WSDC	Name	NiiN Count	Percent of Total NiiNs
JMN	EMORY S. LAND CLASS AS	44,504	97.2%
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ABOUT OBSOLESCENCE RISK AND IMPACT

Evaluate the sustainability of critical national security programs and weapon systems. Understand critical vendors and manufacturers, the parts and NiiNs they supply for sustainment programs, the obsolescence risk for those NiiNs, and the potential impact on the program at large.

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