BALDOR
Couplings
For more details and additional products, see complete
Baldor•Maska
®
Product Catalog or www.maskapulleys.com
378
Gearmotors and
Gear Products
Motor
Accessories
PT Components
Grinders
Baldor
Mod Express
ABB
Mod Express
Product
Index
Features:
Satisfies standard spacing requirements for pump applications. Accommodates
wide range of shaft spacing. Features AGMA 9 balanced flanges & drop-out center for easy
equipment maintenance. Available with EPDM or Hytrel sleeves. Uses H & HS shaft hubs
that are bored to size for slip fit or offered with plain bore for reboring. Shaft attachment
with two setscrews; one over the keyway and one at 65° for better shaft grip. Shaft hub
flats are used for holding both shafts stationary while loosening or tightening grade 8 bolts.
How to order FLANGE: Example: 9SC50
; 9 = 4FLEX Flange size. SC = 4FLEX Flange
TYPE. 50 = FLANGE # (Determined by the required distance between shafts)
HUB Example: 9SC-HX1-1/8
9: 4FLEX Flange size. SC: 4FLEX Flange TYPE. -HX1-1/8:
BORE SIZE (1 1/8")
ELEMENT MATERIAL Example: 9JES
= 9 = 4FLEX element size. JES = Element
material and construction (EPDM Split - “S” stands for Split)
4-FLEX: Type “SC” SPACER Couplings
CouplIng
sIze
RequIred
DIstance
Between
Shafts*
Use
Flange
SIze
Use Hub No.
Max.
Bore
Std. Ks
DImensIons
Approx.
Wt.
(lbs.)
A
B(1)
E
K
5SC
3 1/2
5SC35
5SC-H
1 1/8
3.250
5 5/8
3/4
9/16
4.5
6SC
3 1/2
6SC35
6SC-H
1 3/8
4.000
5 7/8
7/8
3/4
7.3
4 3/8
6SC44
6SC-H
1 3/8
4.000
6 3/4
7/8
3/4
8.1
5
6SC50
6SC-H
1 3/8
4.000
7 3/8
7/8
3/4
8.7
7SC
3 1/2
7SC35
7SC-H
1 5/8
4.625
6 3/8
1
5/8
9.9
4 3/8
7SC44
7SC-H
1 5/8
4.625
7 1/4
1
5/8
10.8
5
7SC50
7SC-H
1 5/8
4.625
7 7/8
1
5/8
11.4
8SC
3 1/2
8SC35
8SC-H
1 7/8
5.450
6 7/8
1 1/8
13/16
15.2
3 1/2
8SC35-10
10SC-H, 10SC-HS
2 3/8
5.450
8 1/8
1 1/8
13/16
23.2
4 3/8
8SC44
8SC-H
1 7/8
5.450
7 3/4
1 1/8
13/16
16.4
5
8SC50
8SC-H
1 7/8
5.450
8 3/8
1 1/8
1 3/16
17.4
5
8SC50-10
10SC-H, 10SC-HS
2 3/8
5.450
9 5/8
1 1/8
1 3/16
27.2
9SC
3 1/2
9SC35
9SC-H,
9SC-HS
2 1/8
6.350
7 1/2
1 7/16
1 1/16
18.6
4 3/8
9SC44
9SC-H,
9SC-HS
2 1/8
6.350
8 1/4
1 7/16
1 1/16
22.2
5
9SC50
9SC-H,
9SC-HS
2 1/8
6.350
8 7/8
1 7/16
1 1/16
23.2
5
9SC50-11
11SC-H, 11SC-HS
2 7/8
6.350
10 3/8
1 7/16
1 3/16
40.4
7
9SC70-11
11SC-H, 11SC-HS
2 7/8
6.350
12 3/8
1 7/16
1 3/16
48.2
7 3/4
9SC78-11
11SC-H, 11SC-HS
2 7/8
6.350
13 1/8
1 7/16
1 3/16
51.0
10SC
4 3/4
10SC48
10SC-H, 10SC-HS
2 3/8
7.500
9 3/8
1 5/8
1 3/16
37.6
5
10SC50
10SC-H, 10SC-HS
2 3/8
7.500
9 5/8
1 5/8
1 3/16
38.4
7
10SC70-13
13SC-H, 13SC-HS
3 3/8
7.500
13 5/8
1 5/8
1 7/8
72.0
7 3/4
10SC78-13
13SC-H, 13SC-HS
3 3/8
7.500
14 3/8
1 5/8
1 7/8
76.0
10
10SC100-13
13SC-H, 13SC-HS
3 3/8
7.500
16 5/8
1 5/8
1 7/8
88.0
11SC
4 3/4
11SC48
11SC-H, 11SC-HS
2 7/8
8.625
10 5/16
1 7/8
1 3/16
54.5
5
11SC50
11SC-H, 11SC-HS
2 7/8
8.625
10 3/8
1 7/8
1 3/16
54.7
7
11SC70-14
14SC-H
3 7/8
8.625
14 5/8
1 7/8
2
86.1
7 3/4
11SC78-14
14SC-H
3 7/8
8.625
15 3/8
1 7/8
2
90.3
10
11SC100-14
14SC-H
3 7/8
8.625
17 5/8
1 7/8
2
102.7
12SC
7
12SC70
12SC-H, 12SC-HS
2 7/8
10.000
12 7/8
2 5/16
1 1/2
88.1
7
12SC70-14
14SC-H
3 7/8
10.000
14 5/8
2 5/16
2
99.1
7 3/4
12SC78
12SC-H, 12SC-HS
2 7/8
10.000
13 5/8
2 5/16
1 1/2
91.9
7 3/4
12SC78-14
14SC-H
3 7/8
10.000
15 3/8
2 5/16
2
103.3
10
12SC100-14
14SC-H
3 7/8
10.000
17 5/8
2 5/16
2
115.7
13SC
7 3/4
13SC78
13SC-H, 13SC-HS
3 3/8
11.750
14 3/8
2 11/16
1 7/8
129.6
14SC
7 3/4
14SC78
14SC-H
3 7/8
13.875
15 3/8
3 1/4
2
179.9
(1) “B” dimension and weight will change if one or two short (HS) hubs are used.
Note: Refer to following pages to order - specify components separately.