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Part Number Complete

SJCM-55C-GR-18K7X20K7

Specification/Dimensions

Features
High torsional rigidity

Backlash 0

Vibration Absorption

Small
Clear
Disc Material
- Aluminum
Clear
type
- SJCM-100C
- SJCM-55C
- SJCM-65C
- SJCM-80C
Clear
Shaft Hole Dia.(Already processed) d1(Ø)
12

14

15

16

18

19

20

22

24

25

26

28

30

32

35

40

45

50

60
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
12

14

15

16

18

19

20

22

24

25

26

28

30

32

35

40

45

50

60
Clear
Outer Diameter D(Ø)
55

65

80

104
Clear
Full length L(mm)
59

63

88

94
Clear
Rated torque range(N•m)
20.01~50.00

50.01~100.00

100～Less than 500
Clear
Rated Torque(N•m)
35

60

95

160

190

300

320

600
Clear
Allowable Lateral Misalignment(mm)
0.1

0.15
Clear
Max. Rotational Speed(r/min)
3000

3500

4000
Clear
Buffer Material
- Polyacetal
- Polyurethane
  - Polyurethane Elastomer
Clear
With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
- With Keyway
Clear
d1 Keyway symbol
K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d1keyway width b1(mm)
4

5

6

7

8

9

10

12

14

16

18
Clear
d1Keyway height t1(mm)
1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
d2 Keyway symbol
K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d2 keyway width b2(mm)
4

5

6

7

8

9

10

12

14

16

18
Clear
d2 keyway height t2(mm)
1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
CAD
- 2D
Clear

Days to Ship

All

5 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 Day(s) or Less

12 Day(s) or Less
Clear

Specify Alterations

Jaw-Shaped Coupling - Clamping Type - [SJCM] (SJCM-55C-GR-18K7X20K7)

Brand :

Order Qty :
Total Price :

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Days to ship :

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Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Product Description

Simple structure comprising of two hubs and one insert, with the insert relieving shock when the inertial load starts and stops. Easy installation and removal type product. 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, and short lead-times.

Product TOP

: 30; 45; 60

Part Number
SJCM-55C-GR-18K7X20K7

Part Number	Price	Minimum Order Qty.	Volume Discount	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	Max. Rotational Speed (r/min)	Buffer Material	Disc Material	Operating Temperature Range (°C)	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)
	₹ 4,231.31	1 Piece(s)		10 Day(s) or more	10	18	20	55	59	20.01~50.00	High torsional rigidity / Backlash 0 / Vibration Absorption	35	0.15	4000	[Polyurethane] Polyurethane Elastomer	-	-30～90	1.4	1.3X10^-4	Both sides keyway	K7	7	3	K7	7	3

Basic Information

Type	Jaw Type	Application	Servo Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Max. Rotational Speed Range(r/min)	2001~4000	Body Material	Aluminum	Allowable Angular Misalignment(deg)	1
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.02~0.2

Please check the type/dimensions/specifications of the part SJCM-55C-GR-18K7X20K7 in the Jaw-Shaped Coupling - Clamping Type - [SJCM] series.

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Product variants

Part Number
SJCM-100C-GR-20K6X20K8
SJCM-100C-GR-20K6X22
SJCM-100C-GR-20K6X22K6
SJCM-55C-GR-18K7X20K8
SJCM-55C-GR-18K7X22
SJCM-55C-GR-18K7X22K6

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	Max. Rotational Speed (r/min)	Buffer Material	Disc Material	Operating Temperature Range (°C)	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)
₹ 18,500.27	1 Piece(s)	10 Day(s) or more	10	20	20	104	94	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	300	0.15	3000	[Polyurethane] Polyurethane Elastomer	-	-30～90	20	3.1X10^-3	Both sides keyway	K6	6	2.8	K8	8	3.3
₹ 18,294.00	1 Piece(s)	10 Day(s) or more	10	20	22	104	94	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	300	0.15	3000	[Polyurethane] Polyurethane Elastomer	-	-30～90	20	3.1X10^-3	One Side Key Way	K6	6	2.8	-	-	-
₹ 18,500.27	1 Piece(s)	10 Day(s) or more	10	20	22	104	94	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	300	0.15	3000	[Polyurethane] Polyurethane Elastomer	-	-30～90	20	3.1X10^-3	Both sides keyway	K6	6	2.8	K6	6	2.8
₹ 4,231.31	1 Piece(s)	10 Day(s) or more	10	18	20	55	59	20.01~50.00	High torsional rigidity / Backlash 0 / Vibration Absorption	35	0.15	4000	[Polyurethane] Polyurethane Elastomer	-	-30～90	1.4	1.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
₹ 4,023.71	1 Piece(s)	10 Day(s) or more	10	18	22	55	59	20.01~50.00	High torsional rigidity / Backlash 0 / Vibration Absorption	35	0.15	4000	[Polyurethane] Polyurethane Elastomer	-	-30～90	1.4	1.3X10^-4	One Side Key Way	K7	7	3	-	-	-
₹ 4,231.31	1 Piece(s)	10 Day(s) or more	10	18	22	55	59	20.01~50.00	High torsional rigidity / Backlash 0 / Vibration Absorption	35	0.15	4000	[Polyurethane] Polyurethane Elastomer	-	-30～90	1.4	1.3X10^-4	Both sides keyway	K7	7	3	K6	6	2.8

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Specification/Dimensions

Features

Disc Material

type

Shaft Hole Dia.(Already processed) d1(Ø)

Shaft Hole Dia.(Already processed) d2(Ø)

Outer Diameter D(Ø)

Full length L(mm)

Rated torque range(N•m)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

Buffer Material

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)

CAD

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Jaw-Shaped Coupling - Clamping Type - [SJCM] (SJCM-55C-GR-18K7X20K7)

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Basic Information

Product variants

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