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Ball Screws THK

[THK] — BNF-V Ball Screw (Single Nut Flanged, Shaft φ45, Medium)

Family ID: THK-BNF2-V-45-45

THK BNF Series Precision Ball Screw with Single Flanged Nut. Simplest single-nut configuration — mounted via bolt holes on flange. Shaft diameter φ45mm.

12 product codes available in this family

Product Codes & Specifications

	Product Code	Description	Brand	Spec
	BNF4510V-7.5	THK BNF4510V-7.5, φ45 Lead10, Ca=78.8kN	THK	Shaft Diameter: φ45mm \| Lead: 10mm \| Ca: 78.8kN \| C0a: 237.8kN \| Nut OD D: 88mm \| Flange D1: 132mm \| Nut Length L1: 141mm \| Type: Single Nut, Flanged (BNF)
	BNF4512V-5	THK BNF4512V-5, φ45 Lead12, Ca=65.2kN	THK	Shaft Diameter: φ45mm \| Lead: 12mm \| Ca: 65.2kN \| C0a: 178.3kN \| Nut OD D: 90mm \| Flange D1: 130mm \| Nut Length L1: 119mm \| Type: Single Nut, Flanged (BNF)
	BNF4520V-2.5	THK BNF4520V-2.5, φ45 Lead20, Ca=35.8kN	THK	Shaft Diameter: φ45mm \| Lead: 20mm \| Ca: 35.8kN \| C0a: 89.7kN \| Nut OD D: 90mm \| Flange D1: 130mm \| Nut Length L1: 102mm \| Type: Single Nut, Flanged (BNF)
	BNF5010V-2.5	THK BNF5010V-2.5, φ50 Lead10, Ca=32.1kN	THK	Shaft Diameter: φ50mm \| Lead: 10mm \| Ca: 32.1kN \| C0a: 88.1kN \| Nut OD D: 93mm \| Flange D1: 135mm \| Nut Length L1: 73mm \| Type: Single Nut, Flanged (BNF)
	BNF5010V-3.5	THK BNF5010V-3.5, φ50 Lead10, Ca=42.9kN	THK	Shaft Diameter: φ50mm \| Lead: 10mm \| Ca: 42.9kN \| C0a: 123.4kN \| Nut OD D: 93mm \| Flange D1: 135mm \| Nut Length L1: 83mm \| Type: Single Nut, Flanged (BNF)
	BNF5010V-7.5	THK BNF5010V-7.5, φ50 Lead10, Ca=82.5kN	THK	Shaft Diameter: φ50mm \| Lead: 10mm \| Ca: 82.5kN \| C0a: 264.4kN \| Nut OD D: 93mm \| Flange D1: 135mm \| Nut Length L1: 133mm \| Type: Single Nut, Flanged (BNF)
	BNF5012V-2.5	THK BNF5012V-2.5, φ50 Lead12, Ca=43.4kN	THK	Shaft Diameter: φ50mm \| Lead: 12mm \| Ca: 43.4kN \| C0a: 110.1kN \| Nut OD D: 100mm \| Flange D1: 146mm \| Nut Length L1: 87mm \| Type: Single Nut, Flanged (BNF)
	BNF5012V-3.5	THK BNF5012V-3.5, φ50 Lead12, Ca=58.0kN	THK	Shaft Diameter: φ50mm \| Lead: 12mm \| Ca: 58.0kN \| C0a: 154.1kN \| Nut OD D: 100mm \| Flange D1: 146mm \| Nut Length L1: 99mm \| Type: Single Nut, Flanged (BNF)
	BNF5012V-5	THK BNF5012V-5, φ50 Lead12, Ca=78.8kN	THK	Shaft Diameter: φ50mm \| Lead: 12mm \| Ca: 78.8kN \| C0a: 220.2kN \| Nut OD D: 100mm \| Flange D1: 146mm \| Nut Length L1: 123mm \| Type: Single Nut, Flanged (BNF)
	BNF5016V-2.5	THK BNF5016V-2.5, φ50 Lead16, Ca=72.6kN	THK	Shaft Diameter: φ50mm \| Lead: 16mm \| Ca: 72.6kN \| C0a: 183.1kN \| Nut OD D: 105mm \| Flange D1: 152mm \| Nut Length L1: 116mm \| Type: Single Nut, Flanged (BNF)
	BNF5016V-5	THK BNF5016V-5, φ50 Lead16, Ca=131.8kN	THK	Shaft Diameter: φ50mm \| Lead: 16mm \| Ca: 131.8kN \| C0a: 366.2kN \| Nut OD D: 105mm \| Flange D1: 152mm \| Nut Length L1: 164mm \| Type: Single Nut, Flanged (BNF)
	BNF5020V-2.5	THK BNF5020V-2.5, φ50 Lead20, Ca=72.5kN	THK	Shaft Diameter: φ50mm \| Lead: 20mm \| Ca: 72.5kN \| C0a: 183.6kN \| Nut OD D: 105mm \| Flange D1: 152mm \| Nut Length L1: 141mm \| Type: Single Nut, Flanged (BNF)