Defense Program Sustainment Analysis

Obsolescence Risk and Impact

M939 5-Ton Truck

Updated March 2024

2,869

Parts with Declining Procurement

794

Manufacturers with Declining Procurement

33,590

Obsolete Parts

9,154

Sole Sourced Parts

Obsolescence Risk and Impact: M939

Ark.ai conducted a sustainment program analysis of the M939 5-Ton Truck 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 M939 program relies on. The program analysis focuses particularly on obsolescence risk, including obsolete NiiNs, declining procurement, and sole sourced parts.

The analysis of the M939 program resulted in the following statistics. There are 2,869 Parts with Declining Procurement and 794 Manufacturers with Declining Procurement. The count of Obsolete Parts is 33,590 and the M939 program is dependent on 9,154 Sole Sourced Parts.

Information about the critical vendors for the M939 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
Oshkosh Defense, LLC	5,816	$63,384,618	$247.34
Doosan Bobcat North America, Inc.	1,402	$139,049	$104.64
Caterpillar Inc.	538	$1,003,969	$130.72
Plasan North America, Inc.	482	$1,063,074	$1,577.00
AM General LLC	437	$293,323	$35.53

Top Sole Sourced NiiNs

NiiN	Description	Unit Price	Vendor Name
016060231	DOOR,VEHICULAR	$92,004	OSHKOSH DEFENSE LLC
015555502	CAB ASSEMBLY	$61,300	OSHKOSH DEFENSE LLC
015988311	WEAPON MOUNT KIT	$30,600	OSHKOSH DEFENSE LLC
014772390	TOOL KIT,VEHICLE,TACTICAL	$24,199	OSHKOSH DEFENSE LLC
016060168	LADDER,VEHICLE BOARDING	$23,083	OSHKOSH DEFENSE LLC

Top Obsolete NiiNs

NiiN	Description	WSDC Count	Authorized Suppliers
009338120	WASHER,LOCK	2	36
009296395	WASHER,LOCK	1	38
009338118	WASHER,LOCK	1	34
006191148	WASHER,FLAT	1	6
005825677	WASHER,FLAT	1	17

Top Weapon System Designator Codes

WSDC	Name	NiiN Count	Percent of Total NiiNs
GFA	TRUCK, CARGO, 5-TON, 6X6, XLWB W/E	13,120	69.4%
79A	TRUCK, 5-TON M939 SERIES	8,406	44.5%
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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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