Slit couplings / grub screw locking, feather key / cross slot / body: aluminium / SRB / SUNGIL

Promotional pricing ends 31/12/2024
Volume Discount

Brand-name products provided by MISUMI-VONA are offered based on customers' needs that selected from products of Asian manufacturers carefully. Please select an item according to the user's various usage scenes. A Korean manufacturer established in 1991. Korean coupling market share is 70%, with over 3,000 customers. No1 maker. Rich selection, and short lead-times.

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Part Number
SRB-49-12K4X12
SRB-49-12K4X12K4
SRB-49-12K4X12K5
SRB-49-12K4X14
SRB-49-12K4X14K5
SRB-49-12K4X15
SRB-49-12K4X15K5
SRB-49-12K4X15K6
SRB-49-12K4X16
SRB-49-12K4X16K5
SRB-49-12K4X16K6
SRB-49-12K4X18
SRB-49-12K4X18K6
SRB-49-12K4X18K7
SRB-49-12K4X18K8
SRB-49-12K4X19
SRB-49-12K4X19K6
SRB-49-12K4X19K7
SRB-49-12K4X19K8
SRB-49-12K4X20
SRB-49-12K4X20K6
SRB-49-12K4X20K7
SRB-49-12K4X20K8
SRB-49-12K5X12
SRB-49-12K5X12K4
SRB-49-12K5X12K5
SRB-49-12K5X14
SRB-49-12K5X14K5
SRB-49-12K5X15
SRB-49-12K5X15K5
SRB-49-12K5X15K6
SRB-49-12K5X16
SRB-49-12K5X16K5
SRB-49-12K5X16K6
SRB-49-12K5X18
SRB-49-12K5X18K6
SRB-49-12K5X18K7
SRB-49-12K5X18K8
SRB-49-12K5X19
SRB-49-12K5X19K6
SRB-49-12K5X19K7
SRB-49-12K5X19K8
SRB-49-12K5X20
SRB-49-12K5X20K6
SRB-49-12K5X20K7
SRB-49-12K5X20K8
SRB-49-12X12
SRB-49-12X12K4
SRB-49-12X12K5
SRB-49-12X14
SRB-49-12X14K5
SRB-49-12X15
SRB-49-12X15K5
SRB-49-12X15K6
SRB-49-12X16
SRB-49-12X16K5
SRB-49-12X16K6
SRB-49-12X18
SRB-49-12X18K6
SRB-49-12X18K7

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Allowable Torque Range (N•m)	Shaft Bore Dia. (machined) D1 (mm)	Shaft Bore Dia. (machined) D2 (mm)	Outer Dia. A (mm)	Overall Length W (mm)	Max. Rotational Speed Range (r/min)	Feature	Allowable Torque (Nm)	Max. Rotational Speed (r/min)	Allowable Lateral Misalignment Range (mm)	Allowable Lateral Misalignment (mm)	Buffer Part Material	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	With or without Keyway	d1 Keyway symbol	d1keyway width b1 (mm)	d1Keyway height t1 (mm)	d2 Keyway symbol	d2 keyway width b2 (mm)	d2 keyway height t2 (mm)
70.90 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K4	4	1.8
73.61 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
74.51 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
70.90 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
74.51 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
70.90 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K4	4	1.8	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K4	4	1.8
73.61 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K5	5	2.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K5	5	2.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K5	5	2.3
74.51 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K6	6	2.8
70.90 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
73.61 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K5	5	2.3
74.51 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K6	6	2.8
70.90 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K8	8	3.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	19	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K8	8	3.3
70.90 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	K5	5	2.3	-	-	-
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K6	6	2.8
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K7	7	3
74.51 €	1	12 Days	10	10.01 to 20.00	12	20	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	Both sides keyway	K5	5	2.3	K8	8	3.3
68.18 €	1	11 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	No Keyway	-	-	-	-	-	-
70.90 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K4	4	1.8
70.90 €	1	12 Days	10	10.01 to 20.00	12	12	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K5	5	2.3
68.18 €	1	11 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	No Keyway	-	-	-	-	-	-
70.90 €	1	12 Days	10	10.01 to 20.00	12	14	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K5	5	2.3
68.18 €	1	11 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	No Keyway	-	-	-	-	-	-
70.90 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K5	5	2.3
71.80 €	1	12 Days	10	10.01 to 20.00	12	15	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K6	6	2.8
68.18 €	1	11 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	No Keyway	-	-	-	-	-	-
70.90 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K5	5	2.3
71.80 €	1	12 Days	10	10.01 to 20.00	12	16	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K6	6	2.8
68.18 €	1	11 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	No Keyway	-	-	-	-	-	-
71.80 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K6	6	2.8
71.80 €	1	12 Days	10	10.01 to 20.00	12	18	49	70	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	13	10000	0.02 to 0.2	0.25	Aluminum	±0.5	1.1X10^-4	One Side Key Way	-	-	-	K7	7	3

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Basic information

Type	Slit type	Application	Stepping Motor	Body Material	Aluminum
Allowable Angular Misalignment(deg)	2.5	Operating Temperature Range(°C)	-50::200

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Basic Attributes

Shaft Bore Dia. (machined) D1(mm)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
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Shaft Bore Dia. (machined) D2(mm)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
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Outer Dia. A(mm)
12.7

16

19.1

22.2

26.2

31.8

39

49

60
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Overall Length W(mm)
18

18.5

22

25

30

39

56

70

88
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Max. Rotational Speed Range(r/min)
4,001 to 10,000

10,001 to 78,000
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Feature
High torsional rigidity

High Torque

Backlash 0

Low Inertia Moment

Small

Heat Resistant
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Allowable Torque(Nm)
0.2

0.4

0.6

1

1.5

2.6

6.5

13

24
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Max. Rotational Speed(r/min)
8500

10000

12000

18000

20000

24000

30000

40000
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Allowable Lateral Misalignment Range(mm)
0.02 to 0.2

0.21 to 0.40
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Allowable Lateral Misalignment(mm)
0.1

0.15

0.2

0.25

0.3
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Buffer Part Material
- Polyacetal
- Aluminum
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With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
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d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
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d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10
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d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3
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d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
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d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10
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d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3
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Type
- SRB-12
- SRB-16
- SRB-19
- SRB-22
- SRB-26
- SRB-32
- SRB-39
- SRB-49
- SRB-60
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Allowable Torque Range(N•m)
0.05 to 1.00

1.01 to 3.00

5.01 to 10.00

10.01 to 20.00

20.01 to 50.00
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Filter by CAD data type
- 3D
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