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Call us at (650) 856-8833 or email us at Sales@StcValve.com.

Round Air Cylinders Dimensions

All cylinders are build to order at our China factory. Standard Lead Time: 8-10 Weeks; Option for Air Ship: 2-3 Weeks.
There are no returns on cylinders as they are custom made.

Stainless Steel & Aluminum Round Cylinders
Model Picture Links Bore Size (mm) Stroke (mm) Magnet (Optional) Options
MA Series Stainless Steel Round Cylinder Double Acting MA Air Cylinder, Stainless Steel Price

Specifications
12
16
20
25
32
40
25-500 Standard = without magnet
S = Magnet for Hall Sensor
Mounting Options:
Standard= Standard Front Nose Mount and Back Pivot Mount
LB = Front & Back Mount
FA = Front Mounting Flange
FB = Back Mounting Flange
SDB = Back Clevis Bracket with Pin
I = Rod Pivot with Pin
Single Acting MSA
MAL Series Aluminum Round Cylinder Double Acting MAL Air Cylinder Price

Specifications
16
20
25
32
40
25-500 Standard = without magnet
S = Magnet for Hall Sensor
Mounting Options:
Standard= Standard Front Nose Mount and Back Pivot Mount
LB = Front & Back Mount
FA = Front Mounting Flange
FB = Back Mounting Flange
SDB = Back Clevis Bracket with Pin
I = Rod Pivot with Pin
Single Acting MALS

Mounting Hardware & Reed Switch
Model LB FA FB SDB I AL-03R-MA MAL
Front & Back Mount Front Mounting Flange Back Mounting Flange Back Clevis Bracket with Pin Rod Pivot with Pin Reed Switch for MA or MAL cylinder
Picture Reed Switch

MA Cylinder Dimensions
Bore/Stroke A A1 B C D D1 E F G H I J K
12113973859161222161216105M6 x 1
16114983860161222161216105M6 x 1
201371164076211228121820126M8 x 1.25
251411204476211430141622176M10 x 1.25
321471204476271430141622176M10 x 1.25
4015012346772714321416.724197M12 x 1.25
Bore/StrokeLPQSUVWXARAXAY
12M16 x 1.56129.52165M5 x 0.8627.824
16M16 x 1.561292165M5 x 0.8627.824
20M22 x 1.5816122786G1/8733.529
25M22 x 1.58161230108G1/8733.529
32M24 x 2101615351210G1/893732
40M30 x 2122015421614G1/494640
MSA Cylinder Dimensions
Symbol A A1 B C D D1 E F G
Bore/Stroke 0-50 50-100 100-150 0-50 50-100 100-150 0-5050-100100-150
12138--122--3884--1612221612
16139164-123148-3885110-1612221612
20162187212141166191401011261512112281218
25166191216145170195441011261512114301416
32172197222145170195441011261512714301416
40175200225148173198461021271522714321416.7
Bore/SymbolHIJKLPQSUVWXARAXAY
1216105M6 x 1M16 x 1.56129.52165M5 x 0.8627.824
1616105M6 x 1M16 x 1.561292165M5 x 0.8627.824
2020126M8 x 1.25M22 x 1.5816122786G1/8733.529
2522176M10 x 1.25M22 x 1.58161230108G1/8733.529
3222176M10 x 1.25M24 x 2101615351210G1/893732
4024197M12 x 1.25M30 x 2122015421614G1/494640

MAL Cylinder Dimensions
Bore/Stroke A A1 B C D D1 E F G G1 H I J K
16 105 90 38 52 15 12 24 14 11 6.5 16 10 5 M6 x 1
20 131 110 40 70 21 12 28 12 16 12 20 12 6 M8 x 1.25
25 135 114 44 70 21 14 30 14 16 11 22 17 6 M10 x 1.25
32 141 114 44 70 27 14 30 14 16 11.5 22 17 6 M10 x 1.25
40 165 138 46 92 27 14 32 14 22 15 24 19 7 M12 x 1.25
Bore/StrokeLPQSUVWXARAXAYY
16 M16 x 1.5 6 12 6 21 6 5 M5 x 0.8 6 27.8 24 6
20 M22 x 1.5 8 16 12 27 8 6 G1/8 7 33.5 29 9
25 M22 x 1.5 8 16 12 32 10 8 G1/8 7 33.5 29 9
32 M24 x 2 10 16 15 39.5 12 10 G1/8 9 37 32 11.5
40 M30 x 2 12 20 15 47 16 14 G1/8 9 46 40 14
MALS Cylinder Dimensions
Symbol A A1 B C D D1 E F G
Bore/Stroke 0-50 50-100 100-150 0-50 50-100 100-150 0-5050-100100-150
16 130 155 - 115 140 - 38 77 102 - 15 12 24 14 11
20 156 181 206 135 160 185 40 95 120 145 21 12 28 12 16
25 160 185 210 139 164 189 44 95 120 145 21 14 30 14 16
32 166 191 216 139 164 189 44 95 120 145 27 14 30 14 16
40 190 215 240 163 188 213 46 117 142 167 27 14 32 14 22
Bore/SymbolHIJKLPQSUVWXARAXAY
16 16 10 5 M6 x 1 M16 x 1.5 6 12 6 21 6 5 M5 x 0.8 6 27.8 24
20 20 12 6 M8 x 1.25 M22 x 1.5 8 16 12 27 8 6 G1/8 7 33.5 29
25 22 17 6 M10 x 1.25 M22 x 1.5 8 16 12 32 10 8G1/8 7 33.5 29
32 22 17 6 M10 x 1.25 M24 x 2 10 16 15 39.5 12 10G1/8 9 37 32
40 24 19 7 M12 x 1.25 M30 x 2 12 20 15 47 16 14G1/8 9 46 40

FA Mounting Flange Dimensions
Symbol B C (MA Series) C (MSA Series) C (MAL Series) C (MALS Series) BB BC BD BE BF BP F (MA/MSA) F (MAL/MALS)
Bore/Stroke 0-5050-100100-150 0-5050-100100-150
16 386085110- 52 77 102 - 326-52405.5 16 14
20 4076101126151 70 95 120 145 438-64506.5 12 12
25 4476101126151 70 95 120 145 438-64506.5 14 14
32 4476101126151 70 95 120 145 4473372586.5 14 14
40 4677102127152 92 117 142 167 4503684706.5 14 14

LB Mounting Flange Dimensions
Symbol B AA (MA Series) AA (MSA Series) AB AC (MAL Series) AC (MALS Series) AE AF AH AL AP AQ AT F
Bore/Stroke 0-5050-100100-150 0-5050-100100-150
16 3898123148-2586111136-443220135.56316
20 4012214717219725106131156181544025156.58312
25 4412214717219729106131156181544025156.58314
32 4414216719221719126151176201594532256.58414
40 4614316819321821127152177202645036256.58414

SDB Mounting Flange Dimensions
Symbol D S Q CA CB (MA Series) CB (MSA Series) CB (MAL Series) CB (MALS Series) CD CE CF CH CT (MA/MSA) CT (MAL/MALS) CP CQ
Bore/Stroke 0-5050-100100-150 0-50 50-100 100-150
16 169 12- 107132 157- 96 121 146 - 23- 1220 5.52 5.516
20 2112 1651 128153 178203 122 147 172 197 486732326.5 3 6.522
25 2112 1651 132157 182207 126 151 176 201 4867 3232 6.53 6.522
32 2715 1651 135160 185210 129 154 179 204 5267 3636 6.54 6.524
40 2715 2055 138163 188213 153 178 203 228 5671 4040 6.54 6.528

I Knuckle Dimensions
Bore/Symbol NB NC ND NE NF NG NH NM
16 12521288.58M6 X 16
20 16830401115M8 x 1.258
25 201040501518M10 x 1.2510
32 201040501518M10 x 1.2510
40 241248622418M12 x 1.2512

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