NUT-BOTTOM 4Z9111 - Caterpillar

Illustration 6 g03873699
5 Piece Rim
See Table 3 for checkpoint listing
(18) Contact Zone with Gutter Section
(20) Contact Zone with Bead Seat Band
Table 3
Inspected Part Check Method Checkpoint
Cracking Wear Deformation Corrosion Roughness
Contact Zone with BSB or Side Ring Visual Inspection X X X
Non-Destructive Inspection
Contact Zone with Gutter of Rim Base Visual Inspection X X X X
Non-Destructive Inspection
Overall Form Visual Inspection X
Non-Destructive Inspection Note: Non-destructive inspections include, but are not limited to, magnetic particle inspections, ultrasonic inspections, and dye penetrant inspections.Note: Attention: Do not use sprung lock rings. Lock ring ends should overlap when in a free state. Lock rings must have visible gap between ends only when mounted.Side Ring Inspection
Illustration 7 g03873854
3 Piece Rim
See Table 4 for checkpoint listing
(21) Inner and Outer Surface
(22) Base R part
(23) Contact Zone with Tire
Illustration 8 g03873857
5 Piece Rim
See Table 4 for checkpoint listing
(24) Contact Zone with Tire
(25) Contact Zone with Bead Seal Band
(26) Contact Zone with Rim Base
Table 4
Inspected Part Check Method Checkpoint
Cracking Wear Deformation Corrosion Roughness
Contact Zone with Rim Base (For 5 PC Rims) Visual Inspection X X X
Non-Destructive Inspection X
Contact Zone with Bead Seat Band (For 5 PC Rims) Visual Inspection X X X
Non-Destructive Inspection X
Base R Part (For 3 PC Rims) Visual Inspection X X X X
Non-Destructive Inspection X
Inner and Outer Surface (For 3 PC Rims) Visual Inspection X
Non-Destructive Inspection
Contact Zone with Tire Visual Inspection X X
Non-Destructive Inspection
Overall Form Visual Inspection X
Non-Destructive Inspection Note: Non-destructive inspections include, but are not limited to, magnetic particle inspections, ultrasonic inspections, and dye penetrant inspections.