668569R1
WASHER, FLAT
Navistar International®

This flat washer is engineered to provide a secure fastening solution by distributing the load of a threaded fastener evenly. Its design is essential in preventing loosening due to vibration, ensuring a tight fit in various applications. Made from high-quality materials, the washer features a flat surface that allows for even pressure distribution, which is crucial in maintaining the integrity of the assembly. Its dimensions are tailored to fit standard bolts, ensuring compatibility across a wide range of projects.

Navistar International Corporation has a storied history of producing high-quality automotive components, earning a reputation for reliability and innovation. The flat washer is a testament to the company's expertise in creating effective fastening solutions that are essential for various applications. Its design ensures even distribution of load, which is crucial for maintaining the integrity of the assembly. Made from durable materials, this washer is engineered to withstand significant stress and resist corrosion, highlighting Navistar's commitment to durability and long-lasting performance. This part is an integral component that supports the overall functionality and reliability of automotive systems.

This part number fits the following Navistar models:

• - 2500: Heavy Service Trucks (built on or after 1/16/98)
• - 7300: Severe Service Trucks (built on or after 10/1/01)
• - 3800: School Bus Chassis (built on or after 5/23/97)
• - 998: Special Collision Catalogs
• - 4900: Medium Trucks (built on or after 5/23/97)
• - 30IC: IC Integrated Bus
• - 4800: Medium Trucks (built on or after 5/23/97)
• - RH: Regional Haul
• - 5870: Severe Service (built before 3/15/1996)
• - PRO: ProStar Linehaul Conventional
• - 9600: Premium Cabover (built from 1981-1990)
• - 7600: Severe Service Trucks (built on or after 4/1/02)
• - 7400: Severe Service Trucks (built on or after 7/1/01)
• - 8100: Heavy Tractors (built on or after 1/16/98)
• - 8000: Heavy Tractors (built from 1/1/1989 to 1/16/1998)
• - 144: Medium and Heavy Trucks (built from 4/1/81 to 12/31/88)
• - 5070: Severe Service (built from 1/1/1992 to 3/14/1996)
• - HVMD: HV with Medium Duty Engines
• - 4700: Medium Trucks (built on or after 5/23/97)
• - 3047: Commercial Bus
• - 7500: Severe Service Trucks (built on or after 7/1/01)
• - 9700: Premium Cabover (built from 1991 and later)
• - 145: Medium and Heavy Trucks (built from 4/1/81 to 12/31/88)
• - 3000: Bus Chassis (built on or after 5/23/97)
• - 8300: Heavy Tractors (built before 1989)
• - 7700: Severe Service Trucks (built on or after 12/15/03)
• - 9800: Premium Cabover (built on or after 1/16/98)
• - 2600: Heavy Service Trucks (built on or after 1/16/98)

At Source One Parts Center, we offer a comprehensive selection of flat washers engineered for optimal performance in a variety of applications. Our commitment to quality ensures that each product is crafted from durable materials that withstand significant stress and resist corrosion. We understand the importance of maintaining the integrity of your assemblies, which is why we provide products that distribute load evenly to prevent loosening due to vibration. When you choose to purchase from us, you gain access to expert guidance and support, ensuring that you make informed decisions for your projects and investments.