Specifications

Publication GMC-SG001E-EN-P — June 2001
Motors 6-81
Figure 6.27
1326AS-B4 Servo Motor Dimensions (1326AS-B4xx-21-Kx)
1
With an optional 24V DC 10.2 N-m (90 lb-in.) brake, add 46 mm (1.81 in.).
2
Tolerance is ±0.3 mm (0.12 in.).
3
Tolerance is ±0.5 mm (0.197 in.).
4 Tolerance is ±0.2 mm (0.0079 in.).
Motor
1326AS-
AC
mm (in.)
AD
mm (in.)
D
mm (in.)
DA
mm (in.)
EA
mm (in.)
EB
1, 2
mm (in.)
EC
mm (in.)
FA
mm (in.)
GB
mm (in.)
HD
mm (in.)
L
1
mm (in.)
B420x-21
95
(3.74)
41
(1.61)
9.512
(0.375)
19
(0.7477)
30
(1.181)
37
(1.46)
33.1
(1.311)
6
(0.236)
15.45
(0.608)
121
(4.76)
278
(10.95)
B440x-21
329
(12.95)
B460x-21
380
(14.95)
Motor
1326AS-
LB
1
mm (in.)
LC
1
mm (in.)
L-LB
3
mm (in.)
M
mm (in.)
N
mm (in.)
P1
mm (in.)
P2
mm (in.)
Q
mm (in.)
R
mm (in.)
RR
mm (in.)
T
4
mm (in.)
B420x-21
238
(9.38)
208
(8.19)
40
(1.575)
23
(0.91)
92.075
(3.625)
52
(2.05)
56
(2.2)
89
(3.504)
1.53
(0.06)
11.2
(0.441)
3
(0.118)
B440x-21
289
(11.38)
259
(10.19)
B460x-21
340
(13.38)
310
(12.19)
P2
P1
N
M
D
L
LB
LC
L-LB
T
EC
EA
EB
DA
AC
Q
RR
FA
GB
AD
HD
R
45°
45°
Power Input
Commutation
Resolver Input
Shaft Detail
M6 x 1 Tapped Hole
10 (0.39) Deep min.
Key - 6 x 6 x 30 (0.236 x 0.236 x 1.18)
End-Milled Keyway (full depth) -30 (1.18)
Shaft and Pilot Tolerances
Shaft Runout 0.04 (0.0016) T.I.R.
Shaft Endplay 0.025 (0.001) T.I.R.
Pilot Eccentricity 0.08 (0.0032) T.I.R.
Maximum Face Runout 0.08 (0.0032) T.I.R.
Note: Dimensions are per NEMA Standards MG 7-2.4.1.3 and IEC 72-1. Shaft and pilot tolerances are per DIN 42955, N tolerance.
10 mm Dia. Thru-Hole
4 required on a 115 mm Dia. B.C.
Motor Front
End Cap
Corner Radius
22.2 (0.875)
±0.397 (0.015)
Dimensions are in millimeters (inches).
Key