USGI FMTV Transmission Cooler Hose Assembly 12421858-006 4720-01-384-0995 12421858006

Description:

The USGI 12421858-006 Transmission Cooler Hose Assembly is used in the transmission cooling system of FMTV vehicles to transfer transmission fluid between the transmission and cooler, helping maintain proper operating temperatures during vehicle operation. Commonly installed during transmission service procedures, cooling system repairs, and maintenance activities involving fluid transfer components and drivetrain support systems on military transport platforms. Maintenance teams and system integrators use this part for replacement of deteriorated hose assemblies, retrofit of existing cooling circuits, and restoration of reliable transmission temperature control across tactical vehicle fleets.

Applications:

The USGI 12421858-006 Transmission Cooler Hose Assembly is designed for use on FMTV platforms requiring transmission fluid circulation through the cooling system. It is commonly utilized during depot maintenance, drivetrain overhauls, and fleet sustainment programs involving military tactical transport vehicles.

Technical Specifications:

• Manufacturer Part Number (MPN): 12421858-006
• National Stock Number (NSN): 4720-01-384-0995
• Product Type: Transmission Cooler Hose Assembly
• Brand: USGI
• Compatible Equipment: FMTV military vehicles
• System Application: Transmission cooling system
• Function: Transfers transmission fluid between the transmission and cooler assembly
• Installation Location: Transmission cooler circuit
• Fluid Type: Automatic transmission fluid (ATF)
• Hose Type: Preassembled fluid transfer hose
• Vehicle Application: Military tactical transport vehicles
• Service Use: Transmission cooling system repair and replacement
• Application Environment: Military field operations and maintenance facilities
• Operational Purpose: Supports transmission temperature regulation and fluid circulation

Common Replacements:

• USGI 12421858-007 Transmission Cooler Hose Assembly
• USGI 12414421 Transmission Cooler Hose
• USGI 12421859-006 Transmission Cooler Hose Assembly