Automann 750.22254 Output Shaft Lock Nut for Eaton Fuller | 1227T1554

Automann 750.22254 Transmission Output Shaft Nylon Lock Nut

Keep your commercial drivetrain securely locked down with the heavy-duty Automann 750.22254 Transmission Output Shaft Nylon Lock Nut. Engineered to Fleet Standard specifications, this premium industrial fastener features an integrated nylon locking element designed to resist continuous heavy vibration, torque loads, and thermal expansion.

Specifically precision-machined for Eaton Fuller transmissions and heavy-duty output shafts, this nut guarantees a reliable factory-level hold, preventing costly yoke back-offs and drivetrain failures.

Product Specifications

• Brand: Automann

• Part Number: 750.22254

• Product Level: Fleet Standard

• Component Type: Output Shaft Lock Nut (Nylon Insert)

• Application: Eaton Fuller Transmissions & Heavy-Duty Output Shafts

• Thread / Sizing Specifications: 2.0"-16 ID (Inside Diameter) x 3-1/64" OD (Outer Diameter) x 5/8" Thickness

• Unit Size: 1 PC

• Weight: 0.9 lbs

• Package Dimensions: 3.0" x 3.0" x 1.0"

• Shipping: Parcel Friendly

• UPC Code: 889626259999

Heavy-Duty Vehicle Applications

This lock nut is widely utilized in commercial powertrains and is engineered for precise compatibility with:

• Eaton Fuller Heavy-Duty Transmissions

• Chevrolet / GM Commercial Medium and Heavy Duty Trucks

• Ford Commercial F-Series Heavy Truck Chassis

• Meritor Heavy-Duty Drivetrain Assemblies

Direct OEM & Aftermarket Cross-Reference

Ensure a perfect mechanical match. This component serves as a direct high-quality interchange for the following manufacturer part numbers:

Key Performance Advantages

• Vibration-Resistant Nylon Retention: The integrated high-grade nylon insert grips the output shaft threads tightly, preventing the nut from backing off even under extreme, multi-directional vocational vibrations.

• Exact OE Dimensional Matching: Threaded at a precise 2.0"-16 pitch with a 3-1/64" outer diameter profile to match original dealer schematics exactly for seamless wrenching.

• Fleet Standard Reliability: Forged from high-tensile structural steel to safely handle the high-torque fastening requirements needed on heavy-duty truck transmissions.