Specifications

Publication GMC-SG001E-EN-P — June 2001
Motors 6-83
Figure 6.29
1326AS-B8 Servo Motor Dimensions (1326AS-B8xx-21-Kx)
1
With an optional 24V DC 36.7 N-m (325 lb-in.) brake, add 54 mm (2.13 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.)
AD1
mm (in.)
AD2
mm (in.)
AL
1
mm (in.)
D
mm (in.)
DA
mm (in.)
EA
mm (in.)
EB
2
mm (in.)
EC
mm (in.)
FA
mm (in.)
GB
mm (in.)
HD
mm (in.)
B840x-21
229.978
(9.054)
25
(0.98)
33
(1.3)
131
(5.15)
0.4993
(12.684)
41.992
(1.654)
60
(2.36)
81
(3.19)
73.15
(2.88)
11.98
(0.472)
36.9
(1.453)
241
(9.49)
B860x-21
235
(9.25)
Motor
1326AS-
L
1
mm (in.)
LB
1
mm (in.)
LC
1
mm (in.)
L-LB
3
mm (in.)
M
mm (in.)
P1
mm (in.)
P2
mm (in.)
R
mm (in.)
RR
mm (in.)
T
4
mm (in.)
B840x-21
431
(16.97)
346
(13.63)
308
(12.13)
85
(3.35)
23
(0.91)
85
(3.35)
85
(3.35)
7
(0.27)
22.4
(0.882)
4
(0.157)
B860x-21
482
(18.97)
397
(15.63)
359
(14.13)
L
LB
LC
AL
EC
T
L-LB
EA
AC
EB
DA
RR
FA
GB
R
D
P2
P1
M
AD1 AD2
HD
45°
45°
15 mm Dia. Thru-Hole
4 required on a 265 mm Dia. B.C.
Motor Front
End Cap
Corner Radius
25.4 (1)
±0.397 (0.015)
Shaft Detail
M8 x 1.25 Tapped Hole
19 (0.75) Deep min.
Key - 12 x 8 x 60 (0.472 x 0.315 x 2.36)
End-Milled Keyway (full depth) - 60 (2.36)
Shaft and Pilot Tolerances
Shaft Runout 0.05 (0.002) T.I.R.
Shaft Endplay 0.025 (0.001) T.I.R.
Pilot Eccentricity 0.1 (0.004) T.I.R.
Maximum Face Runout 0.1 (0.004) 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.
Dimensions are in millimeters (inches).