138572
WASHER, LOCK INTERNAL TOOTH 1"

21 Pack

Navistar International®

This internal tooth lock washer is specifically designed to provide enhanced grip and stability in fastening applications. With a diameter of 1 inch, it features a series of internal teeth that dig into the surface of the fastener, preventing loosening due to vibration or movement. This design is particularly beneficial in high-stress environments, where traditional washers may fail. The washer is constructed from durable materials that resist wear and corrosion, ensuring a long service life. Its compact size makes it easy to install in tight spaces, making it a versatile choice for various mechanical assemblies.

Navistar's extensive expertise in the heavy-duty vehicle industry is reflected in their commitment to producing reliable fastening solutions. This internal tooth lock washer is designed to provide enhanced grip and stability, ensuring secure connections even in high-stress environments. Constructed from durable materials, the washer resists wear and corrosion, showcasing Navistar's dedication to quality and longevity. Its compact size allows for easy installation in tight spaces, demonstrating the company’s understanding of the practical challenges faced by operators. By prioritizing performance and reliability, Navistar continues to reinforce its reputation as a trusted name in the automotive sector.

This part fits the following Navistar models:

• - 8500 Heavy Tractors
• - 9200 Premium Conventional (built before 3/15/96)
• - 3000 Bus Chassis (built on 5/23/97 & later)
• - 9900 Premium Conventional (built on or after 3/15/96)
• - 5000 Severe Service Conventional (built on or after 3/15/96)
• - 4300 Medium Trucks
• - RH Regional Haul
• - 7500 Severe Service Trucks (built on or after 7/1/01)
• - 9400 Premium Conventional (built on or after 3/15/96)
• - 5900I Severe Service Conventional
• - 7400 Severe Service Trucks (built on or after 7/1/01)
• - 8300 Heavy Tractors (built before 1989)
• - 9800 Premium Cabover
• - 4000 Medium Trucks (various models)
• - 2600 Heavy Service Trucks (built on or after 1/16/98)
• - 4400 Medium Trucks
• - 9700 Premium Cabover
• - 3800 School Bus Chassis (built on or after 5/23/97)
• - 30RE Amtran RE Bus (built before 11/1/1999)
• - 7600 Severe Service Trucks (built on or after 4/1/02)
• - 30IC 3000 IC Integrated Bus
• - 8600 Heavy Tractors
• - MIL Military
• - 9300 Premium Conventional (various models)
• - HV with Heavy Duty Engines
• - 5070 Severe Service (built 1/1/1992 thru 3/14/1996)
• - 8000 Heavy Tractors (various models)
• - PROP ProStar Linehaul Conventional Premium
• - 3047 4700 Commercial Bus
• - MV Medium Vocational
• - 7300 Severe Service Trucks (built on or after 10/1/01)
• - MIL1 Military - MILCOTS Canadian
• - 7700 Severe Service Trucks (built on or after 12/15/03)
• - 145 Medium Trucks (various models)
• - LT Linehaul Transport
• - 5500I Severe Service Conventional
• - 8100 Heavy Tractors (built on or after 1/16/98)
• - 5600I Severe Service Conventional
• - ICSB CE 200/300 Conventional Integrated School Bus
• - 4900 Medium Trucks (built on or after 5/23/97)
• - HV with Medium Duty Engines
• - 4700 Medium Trucks (built on or after 5/23/97)
• - 2500 Heavy Service Trucks (built on or after 1/16/98)
• - ICCB CE 200/300 Conventional Integrated Commercial Bus
• - 3600 School Bus Chassis (built on or after 5/23/97)
• - PROL ProStar Linehaul Conventional Limited
• - 3200 Commercial Bus Chassis
• - PRO ProStar Linehaul Conventional
• - 9100 Premium Conventional
• - 4200 Medium Trucks
• - 144 Medium Trucks (various models)
• - 4800 Medium Trucks (built on or after 5/23/97)

For enhanced grip and stability in fastening applications, Source One Parts Center offers high-quality internal tooth lock washers. Their products are designed to prevent loosening due to vibration, ensuring secure connections in high-stress environments. The experienced staff at Source One is committed to helping you find the right washer for your specific needs, providing personalized service that enhances your shopping experience. With a focus on quality and competitive pricing, Source One makes it easy to maintain the integrity of your connections. Choose Source One Parts Center for all your locking solutions.