Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series
An air cylinder manufactured by SMC.
[Features]
· Miniature body.
· Concentrates wiring and piping on one side.
· With counterbore for mounting.

(i)Remark

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Mini Free Mount Cylinder ø12, ø16, ø20, CUJ Series Specifications

How to Order

Specifications

Bore size (mm)121620
ActionDouble acting; Single acting, spring return
FluidAir
Proof pressure1.05 MPa
Minimum operating
pressure
Double acting0.07 MPa0.05 MPa
Single acting, spring return0.25 MPa0.18 MPa
Maximum operating pressure0.7 MPa
Ambient and fluid temperatureWithout auto switch: -10 to 70℃ (No freezing)
With auto switch: -10 to 60℃ (No freezing)
CushionRubber bumper
LubricationNon-lube
Piston speed50 to 500 mm/s∗
Stroke length tolerance0 to +1.0
MountingCUJB: Through-hole (lateral, axial direction: 2 locations each)
CUJS: Through-hole (axial direction: 2 locations)
∗ Depending on the circuit condition, the piston speed may not reach the maximum speed.

Symbol

Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Double acting, single rod, rubber bumper

Mini Free Mount Cylinder, ø12, ø16, ø20, CUJ Series

Single acting, spring return, rubber bumper

Standard Stroke

Bore size (mm)Operating directionStandard stroke (mm)
12Double acting5, 10, 15, 20, 25, 30, 35, 40, 45, 50
16
205, 10, 15, 20, 25, 30, 35, 40, 45, 50
12Single acting,
spring return
5, 10
16
20

Construction

Double Acting
Single Acting, Spring Return
Component Parts
No.DescriptionMaterialNote
1Cylinder tubeAluminum alloyHard anodized
2PistonAluminum alloyTrivalent chromated
3Piston rodStainless steel 
4CollarAluminum alloyHard anodized
5Magnet holderAluminum alloyTrivalent chromated
6Retaining ringSteel for special applicationsPhosphate coated
7Magnet- 
8Return springSteel wireZinc trivalent chromated
9ElementBronze casted(for ø12, ø16)
Plug with fixed restrictorStructural steelNickel plated (for ø20)
10Damper AResin 
11Damper BResin 
12Rod end nutSteel wireChromated
13Piston sealNBR 
14Rod sealNBR 
15O-ringNBR 
Replacement Parts: Seal Kit
Double Acting
Bore size (mm)Kit no.Contents
12CUJB12-PSSet of ⑬⑭⑮ and grease pack.
16CUJB16-PS
20CUJB20-PS
∗ Seal kit ⑬ to ⑮comes as a set. Use the kit number for each bore size.
Single Acting, Spring Return
Bore size (mm)Kit no.Contents
12CUJB12-S-PSSet of ⑬ and grease pack.
16CUJB16-S-PS
20CUJB20-S-PS
∗ Use the following part number for ordering a grease pack only.
Grease part no.: GR-L-005 (5 g)

Dimensions: ø12, ø16, ø20 Double Acting; Single Acting, Spring Return

Part no.Bore size
(mm)
dH1B1C1
NTJ-015A12M5 x 0.8489.2
NT-015A16M6 x 151011.5
NT-0220M8 x 1.2551315
Bore size
(mm)
ABCDEGBHJKLMMNNNPQ
123.51726.56641115.5118M5 x 0.8M3 x 0.5
effective depth of thread 6
3.5M3 x 0.54.4 through
163.52129.586412.51712.511.5M6 x 1M4 x 0.7
effective depth of thread 8
5.5M3 x 0.54.4 through
204.525361075.515.5211513.5M8 x 1.25M5 x 0.8
effective depth of thread 7
7M5 x 0.85.5 through
Bore size
(mm)
QARTT'UVWWithout magnetBuilt-in magnet
FGASZFGASZ
127.5 depth, depth of counterbore 711910.5145263.5 (5)7.515.5 (17)19 (20.5)7.5 (9)7.519.5 (21)23 (24.5)
167.5 depth, depth of counterbore 712.5101215.5627.548.516.5208.592124.5
209.5 depth, depth of counterbore 915.5121418.58305.58.519.5249.58.523.528
∗ ( ): Single acting, spring return
Part no.Bore size
(mm)
dH1B1C1
NTJ-015A12M5 x 0.8489.2
NT-015A16M6 x 151011.5
NT-0220M8 x 1.2551315
Bore size
(mm)
ABCDGBHJKLMMNNNPQQA
123.51726.5641115.5118M5 x 0.8M3 x 0.5 effective depth of thread 63.5M3 x 0.54.4 through7.5 depth, depth of counterbore 5.5
163.52129.58412.51712.511.5M6 x 1M4 x 0.7 effective depth of thread 85.5M3 x 0.54.4 through7.5 depth, depth of counterbore 5.5
204.52536105.515.5211513.5M8 x 1.25M5 x 0.8 effective depth of thread 77M5 x 0.85.5 through9.5 depth, depth of counterbore 6.5
Bore size
(mm)
RTT'UVWWithout magnetBuilt-in magnet
GASZGASZ
1211910.5145267.515.5 (17)19 (20.5)7.519.5 (21)23 (24.5)
1612.5101215.5627.58.516.52092124.5
2015.5121418.58308.519.5248.523.528
∗ ( ): Single acting, spring return
Part Number
CDUJB12-5D
CDUJB12-5D-F8B
CDUJB12-5D-F8P
CDUJB12-5D-F8PL
CDUJB12-5DM
CDUJB12-5S
CDUJB12-5SM
CDUJB12-10D
CDUJB12-10D-F8BL
CDUJB12-10D-F8N
CDUJB12-10DM
CDUJB12-10DM-F8B
CDUJB12-10DM-F8N
CDUJB12-10S
CDUJB12-10SM
CDUJB12-15D
CDUJB12-15D-F8B
CDUJB12-15D-F8N
CDUJB12-15D-F8P
CDUJB12-15DM
CDUJB12-15DM-F8P
CDUJB12-20D
CDUJB12-20DM
CDUJB12-20DM-F8P
CDUJB12-25D
CDUJB12-25D-F8PL
CDUJB12-25DM
CDUJB12-30D
CDUJB12-30D-F8B
CDUJB12-30D-F8BL
CDUJB12-30D-F8N
CDUJB12-30DM
CDUJB12-35D
CDUJB12-50D
CDUJB16-5D
CDUJB16-5DM
CDUJB16-5S
CDUJB16-5SM
CDUJB16-10D
CDUJB16-10D-F8B
CDUJB16-10D-F8P
CDUJB16-10DM
CDUJB16-10DM-F8B
CDUJB16-10DM-F8N
CDUJB16-10DM-F8P
CDUJB16-10S
CDUJB16-10SM
CDUJB16-15D
CDUJB16-15D-F8B
CDUJB16-15D-F8BL
CDUJB16-15D-F8NL
CDUJB16-15DM
CDUJB16-15DM-F8P
CDUJB16-20D
CDUJB16-20D-F8B
CDUJB16-20DM
CDUJB16-20DM-F8NL
CDUJB16-25D
CDUJB16-25D-F8B
CDUJB16-25DM
Part Number
Standard Unit Price
Minimum order quantityVolume Discount
Standard
Shipping Days
?
Cylinder Operation Method Cylinder (Tube) Inner Diameter
(Ø)
Stroke
(mm)
Operating Temperature
(℃)
Operating Pressure
(MPa)
Auto Switch Lead Wire Length
(m)
Number of Switches Rod Tip Shape Lock unit magnet Mount Type

35.47 €

1 4 Days [Double Acting] Double Acting125-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

132.98 €

1 26 Days [Double Acting] Double Acting125-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

131.77 €

1 26 Days [Double Acting] Double Acting125-10~600.07~0.7F8P0.52 pcs.Female rod endBuilt-in magnetLateral mounting

138.03 €

1 26 Days [Double Acting] Double Acting125-10~600.07~0.7F8P32 pcs.Female rod endBuilt-in magnetLateral mounting

36.24 €

1 4 Days [Double Acting] Double Acting125-10~70-None--Male rod endBuilt-in magnetLateral mounting

35.47 €

1 4 Days [Double Acting] With Return Spring125-10~70-None--Female rod endBuilt-in magnetLateral mounting

36.24 €

1 4 Days [Double Acting] With Return Spring125-10~70-None--Male rod endBuilt-in magnetLateral mounting

35.47 €

1 4 Days [Double Acting] Double Acting1210-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

138.03 €

1 26 Days [Double Acting] Double Acting1210-10~600.07~0.7F8B32 pcs.Female rod endBuilt-in magnetLateral mounting

132.98 €

1 26 Days [Double Acting] Double Acting1210-10~600.07~0.7F8N0.52 pcs.Female rod endBuilt-in magnetLateral mounting

36.24 €

1 4 Days [Double Acting] Double Acting1210-10~700.07~0.7None--Male rod endBuilt-in magnetLateral mounting

132.53 €

1 26 Days [Double Acting] Double Acting1210-10~600.07~0.7F8B0.52 pcs.Male rod endBuilt-in magnetLateral mounting

132.56 €

1 26 Days [Double Acting] Double Acting1210-10~600.07~0.7F8N0.52 pcs.Male rod endBuilt-in magnetLateral mounting

35.47 €

1 4 Days [Double Acting] With Return Spring1210-10~70-None--Female rod endBuilt-in magnetLateral mounting

36.24 €

1 26 Days [Double Acting] With Return Spring1210-10~70-None--Male rod endBuilt-in magnetLateral mounting

35.47 €

1 4 Days [Double Acting] Double Acting1215-10~70-None--Female rod endBuilt-in magnetLateral mounting

132.98 €

1 26 Days [Double Acting] Double Acting1215-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

131.77 €

1 26 Days [Double Acting] Double Acting1215-10~600.07~0.7F8N0.52 pcs.Female rod endBuilt-in magnetLateral mounting

132.98 €

1 26 Days [Double Acting] Double Acting1215-10~600.07~0.7F8P0.52 pcs.Female rod endBuilt-in magnetLateral mounting

36.24 €

1 4 Days [Double Acting] Double Acting1215-10~700.07~0.7None--Male rod endBuilt-in magnetLateral mounting

133.76 €

1 26 Days [Double Acting] Double Acting1215-10~600.07~0.7F8P0.52 pcs.Male rod endBuilt-in magnetLateral mounting

36.97 €

1 4 Days [Double Acting] Double Acting1220-10~70-None--Female rod endBuilt-in magnetLateral mounting

37.74 €

1 7 Days [Double Acting] Double Acting1220-10~70-None--Male rod endBuilt-in magnetLateral mounting

135.26 €

1 26 Days [Double Acting] Double Acting1220-10~600.07~0.7F8P0.52 pcs.Male rod endBuilt-in magnetLateral mounting

36.97 €

1 4 Days [Double Acting] Double Acting1225-10~70-None--Female rod endBuilt-in magnetLateral mounting

139.53 €

1 26 Days [Double Acting] Double Acting1225-10~600.07~0.7F8P32 pcs.Female rod endBuilt-in magnetLateral mounting

37.74 €

1 4 Days [Double Acting] Double Acting1225-10~70-None--Male rod endBuilt-in magnetLateral mounting

36.97 €

1 4 Days [Double Acting] Double Acting1230-10~70-None--Female rod endBuilt-in magnetLateral mounting

134.47 €

1 26 Days [Double Acting] Double Acting1230-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

139.53 €

1 26 Days [Double Acting] Double Acting1230-10~600.07~0.7F8B32 pcs.Female rod endBuilt-in magnetLateral mounting

134.47 €

1 26 Days [Double Acting] Double Acting1230-10~600.07~0.7F8N0.52 pcs.Female rod endBuilt-in magnetLateral mounting

37.74 €

1 4 Days [Double Acting] Double Acting1230-10~70-None--Male rod endBuilt-in magnetLateral mounting

44.47 €

1 26 Days [Double Acting] Double Acting1235-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

38.48 €

1 26 Days [Double Acting] Double Acting1250-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

37.69 €

1 28 Days [Double Acting] Double Acting165-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

38.47 €

1 4 Days [Double Acting] Double Acting165-10~70-None--Male rod endBuilt-in magnetLateral mounting

37.69 €

1 4 Days [Double Acting] With Return Spring165-10~70-None--Female rod endBuilt-in magnetLateral mounting

38.47 €

1 4 Days [Double Acting] With Return Spring165-10~70-None--Male rod endBuilt-in magnetLateral mounting

37.69 €

1 7 Days [Double Acting] Double Acting1610-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

135.19 €

1 26 Days [Double Acting] Double Acting1610-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

135.19 €

1 26 Days [Double Acting] Double Acting1610-10~600.07~0.7F8P0.52 pcs.Female rod endBuilt-in magnetLateral mounting

38.47 €

1 4 Days [Double Acting] Double Acting1610-10~70-None--Male rod endBuilt-in magnetLateral mounting

135.98 €

1 26 Days [Double Acting] Double Acting1610-10~600.07~0.7F8B0.52 pcs.Male rod endBuilt-in magnetLateral mounting

135.98 €

1 26 Days [Double Acting] Double Acting1610-10~600.07~0.7F8N0.52 pcs.Male rod endBuilt-in magnetLateral mounting

135.98 €

1 26 Days [Double Acting] Double Acting1610-10~600.07~0.7F8P0.52 pcs.Male rod endBuilt-in magnetLateral mounting

37.69 €

1 4 Days [Double Acting] With Return Spring1610-10~70-None--Female rod endBuilt-in magnetLateral mounting

38.47 €

1 4 Days [Double Acting] With Return Spring1610-10~70-None--Male rod endBuilt-in magnetLateral mounting

37.69 €

1 7 Days [Double Acting] Double Acting1615-10~700.07~0.7None--Female rod endBuilt-in magnetLateral mounting

135.19 €

1 26 Days [Double Acting] Double Acting1615-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

140.26 €

1 26 Days [Double Acting] Double Acting1615-10~600.07~0.7F8B32 pcs.Female rod endBuilt-in magnetLateral mounting

140.26 €

1 26 Days [Double Acting] Double Acting1615-10~600.07~0.7F8N32 pcs.Female rod endBuilt-in magnetLateral mounting

38.47 €

1 4 Days [Double Acting] Double Acting1615-10~70-None--Male rod endBuilt-in magnetLateral mounting

135.98 €

1 26 Days [Double Acting] Double Acting1615-10~600.07~0.7F8P0.52 pcs.Male rod endBuilt-in magnetLateral mounting

39.19 €

1 4 Days [Double Acting] Double Acting1620-10~70-None--Female rod endBuilt-in magnetLateral mounting

136.71 €

1 26 Days [Double Acting] Double Acting1620-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

39.98 €

1 4 Days [Double Acting] Double Acting1620-10~70-None--Male rod endBuilt-in magnetLateral mounting

142.55 €

1 26 Days [Double Acting] Double Acting1620-10~600.07~0.7F8N32 pcs.Male rod endBuilt-in magnetLateral mounting

39.19 €

1 4 Days [Double Acting] Double Acting1625-10~70-None--Female rod endBuilt-in magnetLateral mounting

136.71 €

1 26 Days [Double Acting] Double Acting1625-10~600.07~0.7F8B0.52 pcs.Female rod endBuilt-in magnetLateral mounting

39.98 €

1 4 Days [Double Acting] Double Acting1625-10~70-None--Male rod endBuilt-in magnetLateral mounting

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Basic information

Rod Operation Method Single Rods Main Body Shape Plate Cylinder Additional Function Standard
Environment, Applications Standard End Locking NA Valves NA
Cushion Rubber cushion Custom-made Specifications None

Tech Support