Fixed Side

Recommended Screw End Machining for Fixed-End Support Unit.

Drawings

Dimensions

For support unit type BK fixed side

Unit: mm

Model	Use Screw shaft diameter	D	B	E	F	M	S	Collar Length
BK10	Φ12, Φ14, Φ15	10	8	40	15	M10x1	16	5.5
BK12	Φ14, Φ15, Φ16	12	10	39	15	M12x1	14	5.5
BK15	Φ18, Φ20	15	12	40	20	M15x1	12	6
BK17	Φ20, Φ25	17	15	53	23	M17x1	17	7
BK20	Φ25, Φ28	20	17	53	25	M20x1	15	8
BK25	Φ32, Φ36	25	20	64	30	M25x1.5	18	9
BK30	Φ36, Φ40	30	25	72	38	M30x1.5	25	9
BK35	Φ45	35	30	83	45	M35x1.5	28	12
BK40	Φ50	40	35	98	50	M40x1.5	35	15

For support unit type FK and EK and fixed side

Unit: mm

Model	Use Screw shaft diameter	D	B	E	F	M	S	Collar Length
FK05	Φ8	5	4	23	6	M5x0.75	7	3.5
FK06, EK06	Φ8	6	4	28	8	M6x0.75	10	5
FK08, EK08	Φ10, Φ12	8	6	33	9	M8x1	10	5.5
FK10, EK10	Φ12, Φ14, Φ15	10	8	36	15	M10x1	11	5.5
FK12, EK12	Φ14, Φ15, Φ16	12	10	36	15	M12x1	11	5.5
FK15, EK15	Φ18, Φ20	15	12	49	20	M15x1	13	10
FK17	Φ20, Φ25	17	15	59	23	M17x1	16	10
FK20, EK20	Φ25, Φ28	20	17	64	25	M20x1	16	11
FK25	Φ32, Φ36	25	20	76	30	M25x1.5	20	14
FK30	Φ36, Φ40	30	25	72	38	M30x1.5	25	9

Bearing use with support unit

Unit: mm

Model		Bearing	Cr (kN)	Cro (kN)	Maximum rotation speed (r/min)
FK06, EK06		706A	2.28	0.93	85000
FK08, EK08		708A	3.75	1.66	67000
BK10, FK10, EK10		7000A	4.05	2	56000
EK12, FK12, EK12		7001A	4.55	2.5	50000
BK15, FK15, EK15		7002A	6	3.25	43000
BK17, FK17		7203A	10.4	5.6	36000
BK20		4004A	10	5.7	32000
EK20, FK20		7204A	14	7.8	30000
BK25, FK25		7205A	15	14	26000
BK30, FK30		7206A	22	13.5	22000
BK35		7207B	27.1	18.4	9300
BK40		7208B	32	23	8300

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