Oshkosh Ecs Radiator Cap

Oshkosh Ecs Radiator Cap

This is a replacement radiator cap, also known as a filler opening cap, for heavy-duty vehicle cooling systems. It is rated to maintain a pressure of 10 PSI, which is critical for raising the boiling point of the coolant and ensuring proper engine function under heavy loads. This cap is a necessary maintenance part for preventing coolant loss and protecting the engine from overheating in equipment like Oshkosh front discharge mixers. It is designed for both open and closed cooling systems and features a durable 4-ear metal design.

Key Features

• Maintains cooling system pressure at 10 PSI.
• Designed for a 3/4-inch deep, 'A' size filler neck.
• Durable metal construction with a 4-ear design.
• Cross-references to multiple OEM and aftermarket part numbers, including Stant 10237.
• Suitable for use in both open and closed cooling systems.

Fits These Mixers

Terex, Terex Advance, Oshkosh. Fits a wide range of heavy-duty trucks equipped with a 3/4" deep, 'A' size radiator filler neck. Confirmed as a replacement part for Oshkosh front discharge mixers and various military vehicles under NSN 2930-01-178-0657, including the M142 HIMARS.

All measurements ± standard manufacturing tolerance.

Product descriptions are drafted with automated tools and reviewed as time allows. While we work to keep them accurate, specifications and fitment should be confirmed with a Customer Service specialist at 800-745-3414 before purchase. Found an error? Let us know and we’ll fix it.