Defense Program Sustainment Analysis

Obsolescence Risk and Impact

LT-800 MGEN Nathanael Greene Class Large Coastal Tug

Updated March 2024

Parts with Declining Procurement

Manufacturers with Declining Procurement

209

Obsolete Parts

368

Sole Sourced Parts

Obsolescence Risk and Impact: LT-800 MGEN

Ark.ai conducted a sustainment program analysis of the LT-800 MGEN Nathanael Greene Class Large Coastal Tug 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 LT-800 MGEN program relies on. The program analysis focuses particularly on obsolescence risk, including obsolete NiiNs, declining procurement, and sole sourced parts.

The analysis of the LT-800 MGEN program resulted in the following statistics. There are 71 Parts with Declining Procurement and 10 Manufacturers with Declining Procurement. The count of Obsolete Parts is 209 and the LT-800 MGEN program is dependent on 368 Sole Sourced Parts.

Information about the critical vendors for the LT-800 MGEN 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
McMaster-Carr Supply Company	40	$9.46	$4.73
CATERPILLAR INC.	32	$9,696	$705.27
Lifesaving Systems, LLC	10	$774,378	$1,219
The Carlisle and Finch Company	9	$3,825	$765.00
Hose-McCann Telephone Co., Inc.	8	$316,888	$502.79

Top Sole Sourced NiiNs

NiiN	Description	Unit Price	Vendor Name
013497222	VALVE,GLOBE	$6,002	PIMA VALVE LLC
011870104	LITTER,RIGID,SEA-AIR,MEDICAL EVACUATION	$1,885	LIFESAVING SYSTM LLC
011624086	LAMP,XENON	$765	CARLISLE AND FINCH CO
013880133	COVER,LITTER FRAME,SEA-AIR RESCUE	$637	LIFESAVING SYSTM LLC
013880172	CASE,LITTER,SEA-AIR RESCUE	$415	LIFESAVING SYSTM LLC

Top Obsolete NiiNs

NiiN	Description	WSDC Count	Authorized Suppliers
006414338	GASKET	1	4
002952847	BUZZER	1	1
009448281	O-RING	1	3
007873068	RELAY,ELECTROMAGNETIC	1	5
011074960	O-RING	1	1

Top Weapon System Designator Codes

WSDC	Name	NiiN Count	Percent of Total NiiNs
XLA	TUG, LARGE, COASTAL & INLAND WATERWAY DIESEL	542	97.7%
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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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