Square Nut Model BNT

Since mounting screw holes are drilled on the square ball screw nut, this model can compactly be mounted on the machine without a housing.
Model No. Screw 
shaft 
outer 
diameter

d		 Lead


Ph		 Ball 
center-to-
center 
diameter

dp
 		 Outer 
diameter

D
g6		 Flange 
diameter


D1		 Overall 
length


L1		 Basic load rating Detail specifications CAD Dimensional drawing
Dynamic 
rating

Ca		 Static 
rating

C0a		 2D 
(DXF)		 3D
mm mm mm mm mm mm kN kN
BNT 1404-3.6(Rolled) 14 4 14.4 — — 35 5.5 11.5
BNT 1405-2.6(Rolled) 14 5 14.5 — — 35 5 11.4
BNT 1605-2.6(Rolled) 16 5 16.75 — — 36 5.4 13.3
BNT 1808-3.6(Rolled) 18 8 19.3 — — 56 13.1 31
BNT 2005-2.6(Rolled) 20 5 20.5 — — 35 6 16.5
BNT 2010-2.6(Rolled) 20 10 21.25 — — 58 10.6 25.1
BNT 2505-2.6(Rolled) 25 5 25.5 — — 35 6.7 20.8
BNT 2510-5.3(Rolled) 25 10 26.8 — — 94 31.2 83.7
BNT 2806-2.6(Rolled) 28 6 28.5 — — 42 7 23.4
BNT 2806-5.3(Rolled) 28 6 28.5 — — 67 12.8 46.8
BNT 3210-2.6(Rolled) 32 10 33.75 — — 64 19.8 53.8
BNT 3210-5.3(Rolled) 32 10 33.75 — — 94 36 107.5
BNT 3610-2.6(Rolled) 36 10 37 — — 64 20.8 59.3
BNT 3610-5.3(Rolled) 36 10 37 — — 96 37.8 118.7
BNT 4512-5.3(Rolled) 45 12 46.5 — — 115 49.5 169