Datasheet
Caution
Type
Action
Fluid
Proof pressure
Maximum operating pressure
Minimum operating pressure
Ambient and fluid temperature
Cushion
Stroke length tolerance
 Note)
Mounting
Piston speed
Pneumatic (Non-lube)
Double acting, Single rod
Air
1.5 MPa
1.0 MPa
0.05 MPa (ø20 to ø63), 0.03 MPa (ø80, ø100)
+1.0
0 mm
Without auto switch: –10 to 70°C (No freezing)
With auto switch: –10 to 60°C (No freezing)
Rubber bumper on both end
Through-hole/Both ends tapped common
50 to 500 mm/s
50 to 300 mm/s
ø20 to ø63
ø80, ø100
Add each weight of auto switches and mounting brackets when mounting an auto switches.
Refer to pages 16 to 21 for auto switch weight.
Unit: g
Bore size
(mm)
5
113
154
254
319
502
685
—
—
 20
 25
 32
 40
 50
 63
 80
100
10
 126
 170
 277
 344
 539
 725
1188
2248
15
 139
 185
 299
 368
 575
 765
1246
2330
20
 152
 201
 321
 392
 612
 805
1305
2412
25
 165
 217
 343
 416
 649
 845
1363
2494
30
 178
 232
 366
 441
 686
 885
1421
2577
35
 191
 248
 388
 465
 723
 925
1480
2659
40
 204
 263
 410
 489
 760
 965
1538
2741
45
 216
 279
 432
 513
 796
1005
1596
2823
50
 229
 294
 455
 537
 833
1045
1654
2905
60
 255
 325
 499
 586
 907
1125
1771
3069
80
 307
 388
 588
 683
1054
1285
2004
3397
100
 359
 450
 677
 780
1202
1445
2238
3726
125
 424
 528
 788
 901
1386
1645
2529
4136
150
 489
 606
 900
1022
1570
1845
—
—
With Auto Switch (Built-in magnet)
Cylinder stroke (mm)
Weight
Bore size
(mm)
Cylinder stroke (mm)
5
111
152
250
315
497
677
—
—
 20
 25
 32
 40
 50
 63
 80
100
10
 124
 168
 273
 339
 534
 717
1164
2213
15
 137
 183
 295
 364
 570
 757
1223
2295
20
 150
 199
 317
 388
 607
 797
1281
2377
25
 163
 214
 339
 412
 644
 837
1339
2459
30
 176
 230
 362
 436
 681
 877
1398
2541
35
 189
 246
 384
 461
 718
 917
1456
2623
40
 202
 261
 406
 485
 755
 957
1514
2705
45
 215
 277
 428
 509
 791
 997
1573
2787
50
 228
 292
 451
 533
 828
1037
1631
2870
60
 254
 323
 495
 582
 902
1117
1748
3034
Unit: gWithout Auto Swtich
80
 306
 386
 584
 679
1049
1277
1981
3362
100
 357
 448
 673
 776
1197
1437
2214
3690
125
 422
 526
 785
 897
1381
1638
2506
4101
150
 487
 603
 896
1018
1565
1838
—
—
Manufacture of Intermediate Stroke
 20
 25
 32
 40
 50
 63
 80
100
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
Bore size
(mm)
Operating
direction
Operating pressure (MPa)
0.3 0.5 0.7
71
94
113
147
181
241
317
377
495
589
841
935
1360
1510
2150
2360
118
157
189
245
302
402
528
628
825
982
1400
1560
2270
2520
3580
3930
165
220
264
344
422
563
739
880
1150
1370
1960
2180
3180
3520
5010
5500
Unit: N
Theoretical
Output
OUT IN
 20
 25
 32
 40
 50
 63
 80
100
C55-L020
C55-L025
C55-L032
C55-L040
C55-L050
C55-L063
C55-L080
C55-L100
C55-F020
C55-F025
C55-F032
C55-F040
C55-F050
C55-F063
C55-F080
C55-F100
C55-C020
C55-C025
C55-C032
C55-C040
C55-C050
C55-C063
C55-C080
C55-C100
Bore size
(mm)
Foot Flange
Single
clevis
Mounting Bracket Part No.
• Order two foot brackets per cylinder. 
• Parts belonging to each bracket are as follows. 
  Foot, Flange, Single clevis/Body mounting bolt
Be sure to read before handling.
qRefer to back cover for Safety Instructions and 
“Handling Precautions for SMC Product” 
(M-E03-3) for Actuators and Auto Switches 
Precautions.
wThis product should not be used as a stopper.
eUse the PF thread fittings for this cylinder.
Standard Stroke
Bore size (mm) Standard stroke (mm)
5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 80, 100, 125, 150
10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 80, 100, 125
20 to 63
80, 100
Note) Stroke length tolerance dose not include the amount of bumper change.
Specifications
Dealing with the stroke by the 1 mm interval by using an exclusive body 
with the specified stroke
Refer to “How to Order” for the standard model no. (page at left)
6 to 149
Part no.: C55B32-47
Makes 47 stroke tube
Description
Part no.
Stroke range
Example
2
ISO Standards [ISO/21287] Compact Cylinder 
Series C55










