Slit couplings / hub clamping, key / cross slot / body: aluminium / SRB-12C / SUNGIL (Part Numbers)

Promotional pricing ends 31/12/2024

Slit type couplings are suitable for applications where rotational accuracy is required. A clamping type product that you can expect high responsiveness and a low moment of inertia. SUNGIL The company is a Korean manufacturer established in 1991. Korean coupling market share is 70%, with over 3,000 customers. No1 maker. Rich selection.

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Part Number
SRB-26C-10X10K4
SRB-26C-10X11
SRB-26C-10X11K4
SRB-26C-10X12
SRB-26C-10X12K4
SRB-26C-10X12K5
SRB-26C-11K4X11
SRB-26C-11K4X11K4
SRB-26C-11K4X12
SRB-26C-11K4X12K4
SRB-26C-11K4X12K5
SRB-26C-11X11
SRB-26C-11X11K4
SRB-26C-11X12
SRB-26C-11X12K4
SRB-26C-11X12K5
SRB-26C-12K4X12
SRB-26C-12K4X12K4
SRB-26C-12K4X12K5
SRB-26C-12K5X12
SRB-26C-12K5X12K4
SRB-26C-12K5X12K5
SRB-26C-12X12
SRB-26C-12X12K4
SRB-26C-12X12K5

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 (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)	Weight (g)
23.26 €	1	12 Days	10	1.01 to 3.00	10	10	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
20.54 €	1	11 Days	10	1.01 to 3.00	10	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Key Seat Exist	-	-	-	-	-	-	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	10	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
20.54 €	1	11 Days	10	1.01 to 3.00	10	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Key Seat Exist	-	-	-	-	-	-	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	10	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	10	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K5	5	2.3	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	11	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	K4	4	1.8	-	-	-	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	11	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K4	4	1.8	K4	4	1.8	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	K4	4	1.8	-	-	-	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K4	4	1.8	K4	4	1.8	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K4	4	1.8	K5	5	2.3	29.9
20.54 €	1	11 Days	10	1.01 to 3.00	11	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Key Seat Exist	-	-	-	-	-	-	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	11	11	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
20.54 €	1	11 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Key Seat Exist	-	-	-	-	-	-	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	11	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K5	5	2.3	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	K4	4	1.8	-	-	-	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K4	4	1.8	K4	4	1.8	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K4	4	1.8	K5	5	2.3	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	K5	5	2.3	-	-	-	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K5	5	2.3	K4	4	1.8	29.9
25.97 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Both key grooves	K5	5	2.3	K5	5	2.3	29.9
20.54 €	1	11 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	Key Seat Exist	-	-	-	-	-	-	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K4	4	1.8	29.9
23.26 €	1	12 Days	10	1.01 to 3.00	12	12	26.2	31.4	4,001 to 10,000	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	1.5	6000	0.2	-	±0.4	3.16X10^-6	One Side Key Seat	-	-	-	K5	5	2.3	29.9

Basic information

Type	Slit type	Application	Stepping Motor	Body Material	Aluminum
Allowable Lateral Misalignment Range(mm)	0.02 to 0.2	Allowable Angular Misalignment(deg)	2.5	Operating Temperature Range(°C)	-50::200

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Basic Attributes

Allowable Torque Range(N•m)
0.05 to 1.00

1.01 to 3.00
Clear
Shaft Bore Dia. (machined) D1(mm)
3

4

5

6

6.35

8

9.525

10

11

12
Clear
Shaft Bore Dia. (machined) D2(mm)
3

4

5

6

6.35

8

9.525

10

11

12
Clear
Outer Dia. A(mm)
12.7

16

19.1

22.2

26.2
Clear
Overall Length W(mm)
19

21.5

23

26.5

31.4
Clear
Max. Rotational Speed Range(r/min)
4,001 to 10,000

10,001 to 78,000
Clear
Feature
High torsional rigidity

High Torque

Backlash 0

Low Inertia Moment

Small

Heat Resistant
Clear
Allowable Torque(Nm)
0.2

0.4

0.6

1

1.5
Clear
Max. Rotational Speed(r/min)
6000

7000

8000

10000

12000
Clear
Allowable Lateral Misalignment(mm)
0.1

0.15

0.2
Clear
Buffer Part Material
- Polyacetal
Clear
With or without Keyway
- Both key grooves
- Key Seat Exist
- One Side Key Seat
Clear
d1 Keyway symbol
K2

K3

K4

K5
Clear
d1keyway width b1(mm)
2

3

4

5
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3
Clear
d2 Keyway symbol
K2

K3

K4

K5
Clear
d2 keyway width b2(mm)
2

3

4

5
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3
Clear
Weight(g)
4.4

8.2

12

17.9

29.9
Clear
Type
- SRB-12C
- SRB-22C
- SRB-26C
- SRB-C
Clear