Starter Motor Bushing with Integrated Flange Washer – XH008 (Size: 28.5×31.8×38.5×13-2.5mm)

Simplify your starter motor maintenance with our Combined Bushing-Washer Assembly (Model: XH008), featuring an integrated design that ensures perfect alignment and eliminates separate washer installation for heavy-duty applications.

Technical Specifications:
• Multi-Component Dimensions:

  • Bushing: 28.5mm (ID) × 31.8mm (OD) × 38.5mm (Length)

  • Integrated Flange Washer: 13mm thickness × 2.5mm protrusion
    • Material Composition:

  • Bushing: Oil-impregnated bronze (SAE 863)

  • Washer: Case-hardened steel (HRC 45-50)
    • Temperature Range: -40°C to +200°C
    • Load Capacity:

  • Radial: 80N/mm²

  • Axial: 60N/mm²

Key Features:
✓ Unibody Construction: Precision-machined as single component
✓ Dual-Material Advantage:

  • Bronze bushing for optimal bearing performance

  • Steel flange for load distribution and retention
    ✓ Alignment Guarantee: 2.5mm protrusion ensures perfect positioning
    ✓ Triple Lubrication Channels:

  1. Oil-impregnated pores

  2. Graphite reservoirs

  3. Spiral oil grooves

Applications:

  • Commercial diesel truck starters (Cummins, Detroit Diesel)

  • Industrial generator starters

  • Marine engine starting systems

  • Mining equipment starters

Installation Benefits:

  1. 50% faster installation vs separate components

  2. Built-in 2.5mm spacer eliminates shimming

  3. Flange prevents axial movement

  4. Prevents washer rotation during operation

Professional Installation Guide:

  1. Heat housing to 120-150°C for thermal fit

  2. Press-fit using 10-12kN hydraulic force

  3. Verify flange contacts housing squarely

  4. Check 0.10-0.15mm running clearance

Quality Certification:
▲ Meets ISO 3547-1 (bushing) and DIN 5406 (washer) standards
▲ Magnetic particle inspected
▲ Salt spray tested (1000+ hours)

Why Choose XH008?
✔ Direct OEM replacement for part M237
✔ Eliminates washer alignment issues
✔ Handles 600+ Amp starter currents
✔ 3X service life in vibration environments