SBK-U

SBK-U belongs to Heavy Duty Support Units. This page connects to the specific models, drawings, 3D models and cart actions in this series.

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Product Specifications

List of contents

Part No.	Description	Unit	QTY
1-(1)	Bearing Housing	pcs	1
1-(2)	Bearing	set	1
1-(3)	Holding Lid	pcs	1
1-(4)	Seal	pcs	2
1-(5)	Hexagon Screw	pcs	6
2	Lock Nut (with set screw)	pcs	1
3	Collar	pcs	2

Ball screw interface dimensions

Ball Screw Interface Dimensions	SBK25 DF-U	SBK25 DFD-U	SBK30 DF-U	SBK30 DFD-U	SBK35 DF-U	SBK35 DFD-U	SBK40 DF-U	SBK40 DFD-U
d1(g6)	25	25	30	30	35	35	40	40
A	20	20	25	25	30	30	35	35
e	89	104	89	104	92	107	92	107
M	26	26	26	26	30	30	30	30
S	M25X1.5	M25X1.5	M30X1.5	M30X1.5	M35X1.5	M35X1.5	M40X1.5	M40X1.5

Dimensions in [mm]

Support unit dimensions

Model	d	H1	L	L1	L3	B	d1	E	C2	C1	X	Y	Z	I	V	P	Q	C	Bearing Model
SBK25DF-U	25	52	66	71	18	160	57	130	15.5	40	18	26	2	4	70	M6	10	18	25TAC62
SBK25DFD-U	25	52	81	71	18	160	57	130	15.5	40	18	26	2	4	70	M6	10	18	25TAC62
SBK30DF-U	30	52	66	71	18	160	57	130	15.5	40	18	26	2	4	70	M6	10	18	30TAC62
SBK30DFD-U	30	52	81	71	18	160	57	130	15.5	40	18	26	2	4	70	M6	10	18	30TAC62
SBK35DF-U	35	52	66	71	18	160	69	130	15.5	40	18	26	2	4	80	M6	10	18	35TAC72
SBK35DFD-U	35	52	81	71	18	160	69	130	15.5	40	18	26	2	4	80	M6	10	18	35TAC72
SBK40DF-U	40	52	66	71	18	160	69	130	15.5	40	18	26	2	4	80	M6	10	18	40TAC72
SBK40DFD-U	40	52	81	71	18	160	69	130	15.5	40	18	26	2	4	80	M6	10	18	40TAC72

Dimensions in [mm]

Product Models / Catalog Drawings

Part No.	Description	3D Model	Price	Max Axial Load (kgf)	Shaft Dia (mm)	Bearing Config	Bearing Contact Angle	Bearing Preload	Bearing Origin
SBK25DF-U-C2	SBK25DF-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Imported / JP
SBK25DFD-U-C2	SBK25DFD-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Imported / JP
SBK30DF-U-C2	SBK30DF-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Imported / JP
SBK30DFD-U-C2	SBK30DFD-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Imported / JP
SBK35DF-U-C2	SBK35DF-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Imported / JP
SBK35DFD-U-C2	SBK35DFD-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6796	35	DFD	60°	Heavy	Imported / JP
SBK40DF-U-C2	SBK40DF-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Imported / JP
SBK40DFD-U-C2	SBK40DFD-U-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Imported / JP
SBK25DF-U-C5	SBK25DF-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Domestic / CN
SBK25DFD-U-C5	SBK25DFD-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Domestic / CN
SBK30DF-U-C5	SBK30DF-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Domestic / CN
SBK30DFD-U-C5	SBK30DFD-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Domestic / CN
SBK35DF-U-C5	SBK35DF-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Domestic / CN
SBK35DFD-U-C5	SBK35DFD-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6796	35	DFD	60°	Heavy	Domestic / CN
SBK40DF-U-C5	SBK40DF-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Domestic / CN
SBK40DFD-U-C5	SBK40DFD-U-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Domestic / CN
SBK25DF-U-C4	SBK25DF-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Domestic / CN
SBK25DFD-U-C4	SBK25DFD-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Domestic / CN
SBK30DF-U-C4	SBK30DF-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Domestic / CN
SBK30DFD-U-C4	SBK30DFD-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Domestic / CN
SBK35DF-U-C4	SBK35DF-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Domestic / CN
SBK35DFD-U-C4	SBK35DFD-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6796	35	DFD	60°	Heavy	Domestic / CN
SBK40DF-U-C4	SBK40DF-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Domestic / CN
SBK40DFD-U-C4	SBK40DFD-U-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Domestic / CN

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Heavy Duty Support Units