KATO（カトウ・加藤製作所） NK 500 E-3

### KATO NK500E-3 (NK500E‑III) – English Specifications （50‑ton truck crane, 8×4, 1989–1996） --- #### 1. Basic Crane Data - **Model**: NK500E‑3 (NK500E‑III) - **Type**: Telescopic Boom Truck Crane - **Max Lifting Capacity**: **50.5 t @ 3.0 m radius** - **Main Boom**: 5‑section, **10.8 m – 40.0 m** - **Jib**: 2‑section, **9.2 m – 15.0 m** (5° offset) - **Max Lifting Height**: - Main boom: **41.5 m** - With jib: **54.7 m** - **Slewing**: 360° continuous, **2.4 rpm** - **Boom Angle**: **−2° ~ +81°** - **Counterweight**: **11,000 kg** - **Weight (GVW)**: **49,000 kg** --- #### 2. Carrier & Engine (Chassis) - **Chassis Model**: Mitsubishi K503LK3, **8×4** - **Engine**: Mitsubishi **8DC8‑2A** (V8, 14.886 L) - **Rated Power**: **213 kW (290 PS) @ 2,300 rpm** - **Max Torque**: **970 N·m @ 1,600 rpm** - **Transmission**: Manual, **10 forward + 2 reverse** - **Emission Standard**: **Stage I / Tier 1** --- #### 3. Winches & Speeds - **Main Winch**: - Line speed: **119 m/min** (2nd layer, 1‑part line) - Hook speed: **111 m/min** (12‑part line) - **Aux Winch**: Standard - **Travel Speed**: **Max 85 km/h** - **Gradeability**: **25%** --- #### 4. Dimensions (mm) - **Transport Length**: **12,100** - **Transport Width**: **2,820** - **Transport Height**: **3,750** - **Wheelbase**: 4,500 + 1,450 mm - **Outrigger Spread (max)**: 6,600 mm (front) × 6,200 mm (rear) --- #### 5. Tyres - **Size**: **12.00R20** - **Qty**: 10 tyres (8×4) --- #### 6. Other - **Fuel Tank**: **300 L** - **Hydraulic Tank**: **250 L** - **Condition**: Used (typical 2,500–4,000 hrs) - **Origin**: **Japan**