The Tsubaki PX lock pulley S type P5M25AF is a timing pulley for 25 mm wide P5M belts with a built-in keyless lock. Wider belts transmit more torque, and the lock provides firm mounting without keyways. It is applied in industrial drives, conveyors and machine axes.
| Part No. |
Material |
No. of Teeth |
Belt Width (mm) |
Type |
Mounting Method |
Pitch Circle Diameter (Ømm) |
Dim. l (mm) |
Nominal Width (mm) |
L1(mm) |
Dim. T (mm) |
Dim. D (Ømm) |
| PT40P5M25AF-FS2416 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-FS2417 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-FS2418 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-FS2419 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-FS2420 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-FS2422 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-F (flat mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS1414 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
18 |
25 |
12 |
6 |
32 |
| PT40P5M25AF-SS1614 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
18 |
25 |
12 |
6 |
32 |
| PT40P5M25AF-SS1615 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
18 |
25 |
12 |
6 |
32 |
| PT40P5M25AF-SS1616 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
18 |
25 |
12 |
6 |
32 |
| PT40P5M25AF-SS2415 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2416 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2417 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2418 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2419 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2420 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS2422 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
22 |
25 |
14 |
7 |
42 |
| PT40P5M25AF-SS4424 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT40P5M25AF-SS4425 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT40P5M25AF-SS4428 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT40P5M25AF-SS4430 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT40P5M25AF-SS4432 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT40P5M25AF-SS4435 |
Carbon steel for machine structural use |
40 |
25 |
PX lock pulley |
AF-S (standard mounting) |
63.66 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-FS2415 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2416 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2417 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2418 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2419 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2420 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-FS2422 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-F (flat mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2415 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2416 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2417 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2418 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2419 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2420 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS2422 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
22 |
25 |
14 |
7 |
42 |
| PT44P5M25AF-SS4624 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-SS4625 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-SS4628 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-SS4630 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-SS4632 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT44P5M25AF-SS4635 |
Carbon steel for machine structural use |
44 |
25 |
PX lock pulley |
AF-S (standard mounting) |
70.03 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-FS2415 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2416 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2417 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2418 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2419 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2420 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2422 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-FS2616 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-F (flat mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2415 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2416 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2417 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2418 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2419 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2420 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2422 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS2616 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
22 |
25 |
14 |
7 |
42 |
| PT48P5M25AF-SS4624 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS4625 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS4628 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS4630 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS4632 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS4635 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
26 |
25 |
15.5 |
8 |
56 |
| PT48P5M25AF-SS5538 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
29 |
25 |
17.5 |
10 |
66 |
| PT48P5M25AF-SS5540 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
29 |
25 |
17.5 |
10 |
66 |
| PT48P5M25AF-SS5542 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
29 |
25 |
17.5 |
10 |
66 |
| PT48P5M25AF-SS5545 |
Carbon steel for machine structural use |
48 |
25 |
PX lock pulley |
AF-S (standard mounting) |
76.39 |
29 |
25 |
17.5 |
10 |
66 |
| PT50P5M25AF-FS2415 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2416 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2417 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2418 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2419 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2420 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2422 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2616 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2617 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2618 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2619 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2620 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-FS2622 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-F (flat mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2415 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2416 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2417 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2418 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2419 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2420 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2422 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2616 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2617 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2618 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2619 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2620 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS2622 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
22 |
25 |
14 |
7 |
42 |
| PT50P5M25AF-SS4624 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
26 |
25 |
15.5 |
8 |
56 |
| PT50P5M25AF-SS4625 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
26 |
25 |
15.5 |
8 |
56 |
| PT50P5M25AF-SS4628 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
26 |
25 |
15.5 |
8 |
56 |
| PT50P5M25AF-SS4630 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
26 |
25 |
15.5 |
8 |
56 |
| PT50P5M25AF-SS4632 |
Carbon steel for machine structural use |
50 |
25 |
PX lock pulley |
AF-S (standard mounting) |
79.58 |
26 |
25 |
15.5 |
8 |
56 |
Specify tooth count, shaft diameter and flange arrangement. Please confirm the full part number and options against the TSUBAKI catalog; contact us if you need help identifying the right model.
Tsubakimoto Chain Co. (TSUBAKI) is a Japanese manufacturer and one of the world's leading makers of power transmission products, including roller and conveyor chains, sprockets, timing belts and pulleys, Power-Lock keyless locking devices, couplings, cam clutches, reducers and cable carriers.
