WBK

WBK 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	WBK 17DF	WBK 20DF	WBK 25DF	WBK 25DFD	WBK 25DFF	WBK 30DF	WBK 30DFD	WBK 30DFF	WBK 35DF	WBK 35DFD	WBK 35DFF	WBK 40DF	WBK 40DFD	WBK 40DFF
d(g6)	17	20	25	25	25	30	30	30	35	35	35	40	40	40
L4	80	80	88	103	118	88	103	118	90	105	120	92	107	122
L5	25	25	26	26	26	26	26	26	30	30	30	30	30	30
M	M17X1	M20X1	M25X1.5	M25X1.5	M25X1.5	M30X1.5	M30X1.5	M30X1.5	M35X1.5	M35X1.5	M35X1.5	M40X1.5	M40X1.5	M40X1.5

Dimensions in [mm]

Support unit dimensions

Model	d	D	D1	D2	L	L1	L2	A	W	d1	I	V	P	X	Y	Z	Q	C	Bearing Model
WBK17DF	17	70	106	72	60	63	15	80	88	45	3	58	M5	9	14	8.5	10	15	17TAC47
WBK20DF	20	70	106	72	60	63	15	80	88	45	3	58	M5	9	14	8.5	10	15	20TAC47
WBK25DF	25	85	130	90	66	33	18	100	110	57	4	70	M6	11	17	11	12	18	25TAC62
WBK25DFD	25	85	130	90	81	48	18	100	110	57	4	70	M6	11	17	11	12	18	25TAC62
WBK25DFF	25	85	130	90	96	48	18	100	110	57	4	70	M6	11	17	11	12	18	25TAC62
WBK30DF	30	85	130	90	66	33	18	100	110	57	4	70	M6	11	17	11	12	18	30TAC62
WBK30DFD	30	85	130	90	81	48	18	100	110	57	4	70	M6	11	17	11	12	18	30TAC62
WBK30DFF	30	85	130	90	96	48	18	100	110	57	4	70	M6	11	17	11	12	18	30TAC62
WBK35DF	35	95	142	102	66	33	18	106	121	69	4	80	M6	11	17	11	12	18	35TAC72
WBK35DFD	35	95	142	102	81	48	18	106	121	69	4	80	M6	11	17	11	12	18	35TAC72
WBK35DFF	35	95	142	102	96	48	18	106	121	69	4	80	M6	11	17	11	12	18	35TAC72
WBK40DF	40	95	142	102	66	33	18	106	121	69	4	80	M6	11	17	11	12	18	40TAC72
WBK40DFD	40	95	142	102	81	48	18	106	121	69	4	80	M6	11	17	11	12	18	40TAC72
WBK40DFF	40	95	142	102	96	48	18	106	121	69	4	80	M6	11	17	11	12	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
WBK17DF-C2	WBK17DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	17	DF	60°	Heavy	Imported / JP
WBK20DF-C2	WBK20DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	20	DF	60°	Heavy	Imported / JP
WBK25DF-C2	WBK25DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Imported / JP
WBK25DFD-C2	WBK25DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Imported / JP
WBK25DFF-C2	WBK25DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFF	60°	Heavy	Imported / JP
WBK30DF-C2	WBK30DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Imported / JP
WBK30DFD-C2	WBK30DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Imported / JP
WBK30DFF-C2	WBK30DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFF	60°	Heavy	Imported / JP
WBK35DF-C2	WBK35DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Imported / JP
WBK35DFD-C2	WBK35DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFD	60°	Heavy	Imported / JP
WBK35DFF-C2	WBK35DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFF	60°	Heavy	Imported / JP
WBK40DF-C2	WBK40DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Imported / JP
WBK40DFD-C2	WBK40DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Imported / JP
WBK40DFF-C2	WBK40DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFF	60°	Heavy	Imported / JP
WBK17DF-C5	WBK17DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	17	DF	60°	Heavy	Domestic / CN
WBK20DF-C5	WBK20DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	20	DF	60°	Heavy	Domestic / CN
WBK25DF-C5	WBK25DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Domestic / CN
WBK25DFD-C5	WBK25DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Domestic / CN
WBK25DFF-C5	WBK25DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFF	60°	Heavy	Domestic / CN
WBK30DF-C5	WBK30DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Domestic / CN
WBK30DFD-C5	WBK30DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Domestic / CN
WBK30DFF-C5	WBK30DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFF	60°	Heavy	Domestic / CN
WBK35DF-C5	WBK35DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Domestic / CN
WBK35DFD-C5	WBK35DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFD	60°	Heavy	Domestic / CN
WBK35DFF-C5	WBK35DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFF	60°	Heavy	Domestic / CN
WBK40DF-C5	WBK40DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Domestic / CN
WBK40DFD-C5	WBK40DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Domestic / CN
WBK40DFF-C5	WBK40DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFF	60°	Heavy	Domestic / CN
WBK17DF-C4	WBK17DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	17	DF	60°	Heavy	Domestic / CN
WBK20DF-C4	WBK20DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	1808	20	DF	60°	Heavy	Domestic / CN
WBK25DF-C4	WBK25DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2752	25	DF	60°	Heavy	Domestic / CN
WBK25DFD-C4	WBK25DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFD	60°	Heavy	Domestic / CN
WBK25DFF-C4	WBK25DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5539	25	DFF	60°	Heavy	Domestic / CN
WBK30DF-C4	WBK30DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	2922	30	DF	60°	Heavy	Domestic / CN
WBK30DFD-C4	WBK30DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFD	60°	Heavy	Domestic / CN
WBK30DFF-C4	WBK30DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	5844	30	DFF	60°	Heavy	Domestic / CN
WBK35DF-C4	WBK35DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3398	35	DF	60°	Heavy	Domestic / CN
WBK35DFD-C4	WBK35DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFD	60°	Heavy	Domestic / CN
WBK35DFF-C4	WBK35DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	6769	35	DFF	60°	Heavy	Domestic / CN
WBK40DF-C4	WBK40DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	3534	40	DF	60°	Heavy	Domestic / CN
WBK40DFD-C4	WBK40DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFD	60°	Heavy	Domestic / CN
WBK40DFF-C4	WBK40DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit	Download	----	7068	40	DFF	60°	Heavy	Domestic / CN

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Heavy Duty Support Units