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Ball screw finished shaft ends

Ball screw is a high-efficiency feed screw with the ball making a rolling motion between the screw axis and the nut. Compared with a conventional sliding screw, this product has drive torque of one-third or less, making it most suitable for saving drive motor power.

Basic dimensions			Mass		Model
Shaft length			Nut	Shaft	Bearing No.
L1 [mm]	L2 [mm]	L3 [mm]	[kg]	[kg/m]
148	163	230	0.13	0.8	BNK 1404-3RRG2+230LC7Y
198	213	280	0.13	0.8	BNK 1404-3RRG0+280LC3Y
198	213	280	0.13	0.8	BNK 1404-3RRG0+280LC5Y
198	213	280	0.13	0.8	BNK 1404-3RRG2+280LC7Y
248	263	330	0.13	0.8	BNK 1404-3RRG0+330LC3Y
248	263	330	0.13	0.8	BNK 1404-3RRG0+330LC5Y
248	263	330	0.13	0.8	BNK 1404-3RRG2+330LC7Y
348	363	430	0.13	0.8	BNK 1404-3RRG0+430LC3Y
348	363	430	0.13	0.8	BNK 1404-3RRG0+430LC5Y
348	363	430	0.13	0.8	BNK 1404-3RRG2+430LC7Y
448	463	530	0.13	0.8	BNK 1404-3RRG0+530LC3Y
448	463	530	0.13	0.8	BNK 1404-3RRG0+530LC5Y
448	463	530	0.13	0.8	BNK 1404-3RRG2+530LC7Y
239	254	321	0.29	0.94	BNK 1408-2.5RRG0+321LC5Y
239	254	321	0.29	0.94	BNK 1408-2.5RRG2+321LC7Y
289	304	371	0.29	0.94	BNK 1408-2.5RRG0+371LC5Y
289	304	371	0.29	0.94	BNK 1408-2.5RRG2+371LC7Y
339	354	421	0.29	0.94	BNK 1408-2.5RRG0+421LC5Y
339	354	421	0.29	0.94	BNK 1408-2.5RRG2+421LC7Y
389	404	471	0.29	0.94	BNK 1408-2.5RRG0+471LC5Y
389	404	471	0.29	0.94	BNK 1408-2.5RRG2+471LC7Y
439	454	521	0.29	0.94	BNK 1408-2.5RRG0+521LC5Y
439	454	521	0.29	0.94	BNK 1408-2.5RRG2+521LC7Y
489	504	571	0.29	0.94	BNK 1408-2.5RRG0+571LC5Y
489	504	571	0.29	0.94	BNK 1408-2.5RRG2+571LC7Y
539	554	621	0.29	0.94	BNK 1408-2.5RRG0+621LC5Y
539	554	621	0.29	0.94	BNK 1408-2.5RRG2+621LC7Y
589	604	671	0.29	0.94	BNK 1408-2.5RRG0+671LC5Y
589	604	671	0.29	0.94	BNK 1408-2.5RRG2+671LC7Y
639	654	721	0.29	0.94	BNK 1408-2.5RRG0+721LC5Y