Bearing Locknut Socket 8 Pt 4 3/8 Inch - OTC Tools and Equipment

The OTC 1917 Bearing Locknut Socket is purpose-built for technicians maintaining heavy-duty wheel ends and axle assemblies. This professional-grade 8-point, 4 3/8 inch socket provides precise and positive engagement on large spindle and bearing locknuts, enabling their removal or accurate torquing to specification without causing damage. It is a dependable component engineered by OTC Tools and Equipment for consistent performance in demanding service environments.

Key Features

• Exact Fit 8-Point Engagement: Engineered for precise 4 3/8-inch, 8-point bearing locknuts, this design minimizes slippage, rounding, and potential damage to stubborn components during service.
• Professional-Grade Durability: Manufactured from robust materials by OTC Tools and Equipment, this socket delivers the strength and longevity required for frequent, rigorous use in professional repair shops.
• Optimized Load Distribution: The 8-point configuration distributes the load evenly across the nut flats, offering superior control and reducing the risk of cam-out when utilizing impact or breaker bars.
• Heavy-Duty Application Specific: Ideal for servicing trucks, trailers, buses, and other commercial vehicles that utilize larger spindle nut sizes, ensuring proper maintenance of wheel bearings.

Applications

• Removing and installing bearing locknuts on heavy-duty truck and trailer axles.
• Facilitating wheel bearing and hub service on commercial and fleet vehicles.
• General heavy equipment maintenance requiring the precise service of 4 3/8" 8-point locknuts on spindles or shafts.
• Essential for professional repair shops, fleet maintenance facilities, and industrial operations demanding repeatable, damage-free locknut service.

Specifications

• Model: OTC 1917
• Socket Size: 4 3/8"
• Drive: Bearing locknut socket (impact-compatible when used per OTC guidelines)
• Point Configuration: 8-point
• Weight: 3.7 lb
• Dimensions: 5.3" x 5.1" x 3.7"
• Manufacturer: OTC Tools and Equipment