Power Lock

Tsubaki Power Locks

Friction lock elements to fasten the shaft and boss together simply, strongly and securely without backlash.

AS Series

Tsubaki AS Series Power Lock Tsubaki AS Series Power Lock AS Series

Easy-handling and multipurpose power lock

Model No. Transmissible torque
N ・ m {kgf ・ m}
PL019X047AS 294 {30}
PL020X047AS 304 {31}
PL022X047AS 333 {34}
PL024X050AS 461 {47}
PL025X050AS 480 {49}
PL028X055AS 539 {55}
PL030X055AS 578 {59}
PL032X060AS 784 {80}
PL035X060AS 862 {88}
PL038X065AS 1029 {105}
PL040X065AS 1088 {111}
PL042X075AS 1720 {175}
PL045X075AS 1840 {188}
Model No. Transmissible torque
N ・ m {kgf ・ m}
PL048X080AS 1960 {200}
PL050X080AS 2050 {209}
PL055X085AS 2750 {281}
PL060X090AS 3000 {306}
PL065X095AS 3550 {362}
PL070X110AS 5490 {560}
PL075X115AS 5880 {600}
PL080X120AS 6270 {640}
PL085X125AS 7350 {750}
PL090X130AS 7740 {790}
PL095X135AS 8920 {910}
PL100X145AS 11560 {1180}
PL110X155AS 12600 {1290}
Model No. Transmissible torque
N ・ m {kgf ・ m}
PL120X165AS 15100 {1540}
PL130X180AS 20500 {2090}
PL140X190AS 23500 {2400}
PL150X200AS 28300 {2890}
PL160X210AS 31900 {3260}
PL170X225AS 39200 {4000}
PL180X235AS 44100 {4500}
PL190X250AS 54900 {5600}
PL200X260AS 60600 {6180}
PL220X285AS 79500 {8110}
PL240X305AS 96300 {9830}
PL260X325AS 120000 {12200}
PL280X355AS 148000 {15100}
PL300X375AS 173000 {17700}

AD-N Series

Tsubaki ADN Series Power LockTsubaki ADN Series Power Lock ADN Series

Capable of transmitting 1.5 to 3 times the rated torque of the AS Series

Model No. Transmissible torque
N ・ m {kgf ・ m}
PL019X047AD-N 382 {39}
PL020X047AD-N 402 {41}
PL022X047AD-N 441 {45}
PL024X050AD-N 647 {66}
PL025X050AD-N 676 {69}
PL028X055AD-N 755 {77}
PL030X055AD-N 784 {80}
PL032X060AD-N 1270 {130}
PL035X060AD-N 1370 {140}
PL038X065AD-N 1670 {170}
PL040X065AD-N 1760 {180}
PL042X075AD-N 3530 {360}
PL045X075AD-N 3820 {390}
Model No. Transmissible torque
N ・ m {kgf ・ m}
PL048X080AD-N 4070 {415}
PL050X080AD-N 4210 {430}
PL055X085AD-N 4610 {470}
PL060X090AD-N 6170 {630}
PL065X095AD-N 6760 {690}
PL070X110AD-N 11600 {1180}
PL075X115AD-N 12300 {1260}
PL080X120AD-N 14400 {1470}
PL085X125AD-N 15300 {1560}
PL090X130AD-N 17500 {1790}
PL095X135AD-N 18500 {1890}
PL100X145AD-N 26500 {2700}
PL110X155AD-N 31700 {3230}
Model No. Transmissible torque
N ・ m {kgf ・ m}
PL120X165AD-N 39900 {4070}
PL130X180AD-N 50700 {5170}
PL140X190AD-N 62900 {6420}
PL150X200AD-N 71900 {7340}
PL160X210AD-N 81500 {8320}
PL170X225AD-N 106000 {10800}
PL180X235AD-N 120000 {12200}
PL190X250AD-N 134000 {13700}
PL200X260AD-N 141000 {14400}
PL220X285AD-N 183000 {18700}
PL240X305AD-N 220000 {22400}
PL260X325AD-N 238000 {24300}
PL280X355AD-N 364000 {37100}
PL300X375AD-N 429000 {43800}

AE Series

Tsubaki AE Series Power Lock AE Series

Economical power locks with centering function added to the general purpose power locks

AE Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 19 to ø 150 265 to 27000 27 to 2760

EL Series

Tsubaki EL Series Power Lock EL Series

Compact design - 2 rings take up very little space

EL Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 10 to ø 150 6.9 to 10500 0.7 to 1070

RE Series

Tsubaki RE Series Power Lock RE Series

Constructed from special anti-corrosive stainless steel, the RE Series can be installed in both the flange and straight methods

RE Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 5 to ø 50 5.01 to 1170 0.51 to 119

EF Series

Tsubaki EF Series Power Lock EF Series

EL Series with pressure flange and centering function

EF Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 10 to ø 120 39 to 12600 4.0 to 1290

TF Series

Tsubaki TF Series Power Lock TF Series

Ideal for small diameter bosses. Includes centering function

TF Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 6 to ø 90 11 to 8820 1.2 to 900

ML Series

Tsubaki ML Series Power Lock ML Series

Easy locking with built-in centering function, all by tightening a single nut

ML Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 5 to ø 75 6.76 to 2000 0.69 to 204

SL Series

Tsubaki SL Series Power Lock SL Series

Connects to outside of boss

SL Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 19 to ø 245 167 to 290000 17 to 29600

KE Series

Tsubaki KE Series Power Lock KE Series

Capable of handling a wide tolerance (m6-h10) of shaft sizes with self centering function

KE Series
Applicable shaft sizes (mm) Transmission torque
N · m kgf · m
ø 5 to ø 100 7.5 to 9900 0.77 to 1010

Catalogs