{"product_id":"thk-bnk2020k-3-6-ball-screw-shaft-20-lead-20mm","title":"THK BNK2020K-3.6 Ball Screw (Shaft φ20, Lead 20mm)","description":"\u003cp class=\"ps-intro\"\u003eTHK BNK Series Precision Ground Ball Screw, shaft diameter φ20mm, lead 20mm. 1.8 turns × 2 rows ball circuit, End Cap return type.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eAvailable in G0 (zero clearance) and G2 (standard) with C5\/C7 lead accuracy grade\u003c\/li\u003e\n\u003cli\u003eFlanged nut with pre-machined shaft end (BNK finished type)\u003c\/li\u003e\n\u003cli\u003eNote: Low-noise type (K variant)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft Diameter\u003c\/th\u003e\n\u003ctd\u003eφ20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLead\u003c\/th\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBall Circuit\u003c\/th\u003e\n\u003ctd\u003e1.8 turns × 2 rows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReturn Type\u003c\/th\u003e\n\u003ctd\u003eEnd Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+520LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 300mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 300mm | Screw Length L3: 520mm | L2: 435mm | L1: 410mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+520LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 300mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 300mm | Screw Length L3: 520mm | L2: 435mm | L1: 410mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+620LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 400mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 400mm | Screw Length L3: 620mm | L2: 535mm | L1: 510mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+620LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 400mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 400mm | Screw Length L3: 620mm | L2: 535mm | L1: 510mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+720LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 500mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 500mm | Screw Length L3: 720mm | L2: 635mm | L1: 610mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+720LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 500mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 500mm | Screw Length L3: 720mm | L2: 635mm | L1: 610mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+820LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 600mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 600mm | Screw Length L3: 820mm | L2: 735mm | L1: 710mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+820LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 600mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 600mm | Screw Length L3: 820mm | L2: 735mm | L1: 710mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+920LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 700mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 700mm | Screw Length L3: 920mm | L2: 835mm | L1: 810mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+920LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 700mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 700mm | Screw Length L3: 920mm | L2: 835mm | L1: 810mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+1020LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 800mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 800mm | Screw Length L3: 1020mm | L2: 935mm | L1: 910mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+1020LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 800mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 800mm | Screw Length L3: 1020mm | L2: 935mm | L1: 910mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+1120LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 900mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 900mm | Screw Length L3: 1120mm | L2: 1035mm | L1: 1010mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+1120LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 900mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 900mm | Screw Length L3: 1120mm | L2: 1035mm | L1: 1010mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+1220LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 1000mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 1000mm | Screw Length L3: 1220mm | L2: 1135mm | L1: 1110mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+1220LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 1000mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 1000mm | Screw Length L3: 1220mm | L2: 1135mm | L1: 1110mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G0+1320LC5K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 1100mm, G0 (Zero), 5K (C5 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 1100mm | Screw Length L3: 1320mm | L2: 1235mm | L1: 1210mm | Clearance: G0 (Zero) | Nut Grade: 5K (C5 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBNK2020K-3.6G2+1320LC7K\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eTHK BNK2020K-3.6, φ20 Lead20, Stroke 1100mm, G2 (Standard), 7K (C7 Grade) | Shaft Diameter: φ20mm | Lead: 20mm | Stroke: 1100mm | Screw Length L3: 1320mm | L2: 1235mm | L1: 1210mm | Clearance: G2 (Standard) | Nut Grade: 7K (C7 Grade) | Ball Circuit: 1.8 turns × 2 rows | Return Type: End Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":67396764860706,"sku":"THK-BNK2020K-3.6","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/001-824.png?v=1790665440","url":"https:\/\/prosourcemro.com\/products\/thk-bnk2020k-3-6-ball-screw-shaft-20-lead-20mm","provider":"ProSource MRO","version":"1.0","type":"link"}