![[THK] — BNK1530K-3 Ball Screw (Shaft φ15, Lead 30mm)](https://img.prosourcemro.com/2026/05/001-822-1024x847.png)
Ball Screws
THK
[THK] — BNK1530K-3 Ball Screw (Shaft φ15, Lead 30mm)
Family ID: THK-BNK1530K-3
THK BNK Series Precision Ground Ball Screw, shaft diameter φ15mm, lead 30mm. 1.5 turns × 2 rows ball circuit, End Cap return type. Available in G0 (zero clearance) and G2 (standard) with C5/C7 lead accuracy grade. Flanged nut with pre-machined shaft end (BNK finished type). Note: Low-noise type (K variant).
10 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| BNK1530K-3G0+721LC5K | THK BNK1530K-3, φ15 Lead30, Stroke 550mm, G0 (Zero), 5K (C5 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 550mm | Screw Length L3: 721mm | L2: 654mm | L1: 636mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+721LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 550mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 550mm | Screw Length L3: 721mm | L2: 654mm | L1: 636mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G0+771LC5K | THK BNK1530K-3, φ15 Lead30, Stroke 600mm, G0 (Zero), 5K (C5 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 600mm | Screw Length L3: 771mm | L2: 704mm | L1: 686mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+771LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 600mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 600mm | Screw Length L3: 771mm | L2: 704mm | L1: 686mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G0+871LC5K | THK BNK1530K-3, φ15 Lead30, Stroke 700mm, G0 (Zero), 5K (C5 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 700mm | Screw Length L3: 871mm | L2: 804mm | L1: 786mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+871LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 700mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 700mm | Screw Length L3: 871mm | L2: 804mm | L1: 786mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G0+971LC5K | THK BNK1530K-3, φ15 Lead30, Stroke 800mm, G0 (Zero), 5K (C5 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 800mm | Screw Length L3: 971mm | L2: 904mm | L1: 886mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+971LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 800mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 800mm | Screw Length L3: 971mm | L2: 904mm | L1: 886mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+1171LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 1000mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 1000mm | Screw Length L3: 1171mm | L2: 1104mm | L1: 1086mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap | ||
| BNK1530K-3G2+1371LC7K | THK BNK1530K-3, φ15 Lead30, Stroke 1200mm, G2 (Standard), 7K (C7 Grade) | THK | Shaft Diameter: φ15mm | Lead: 30mm | Stroke: 1200mm | Screw Length L3: 1371mm | L2: 1304mm | L1: 1286mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.5 turns × 2 rows | Return Type: End Cap |
