Page 662 - MiSUMi 2025
P. 662
7 Timing Pulleys T5 7
Timing Pulleys & Idlers & Belts / Round Belt Pulleys & Idlers & Belts Products 5mm Type Pulley M Material Flange S Surface Treatment Round Belt Pulleys & Idlers & Belts Timing Pulleys & Idlers & Belts /
T5
New
E-TTPB
Timing Pulleys E-TTPA Aluminum Alloy Clear Anodized Pulleys Timing
Black Anodized
E-TTPK
Hard Anodized*
P.07-007 E-TTPT - P.07-007
E-TTPM General Structural Steel Black Oxide Film
or Carbon Steel
Idlers E-TTPP Electroless Nickel Plating Idlers
*Film hardness for hard anodized treatment is 300 HV min.
P.07-033 P.07-033
Timing Belts QPulley Shape 4 B Shape *L Standard Tooth Profile Type & Nominal Width (* dimension) Timing Belts
Pulley
A
Belt Type
L
W
A Shape
Shape
4
-
A
*W
*W
*A 2.5
P.07-055 2.5 W/2 2-M 2.5 *A 2.5 7 2-M 25° 25° T5100 B A 11 16 28 - P.07-055
Round Belt Pulleys & Idlers & Belts P.D. O.D. E F P.D. O.D. dH7 D E F P.D. O.D. R0.6 1.50 1.8 T5200 B A 22 27 34 - Idlers & Belts Round Belt Pulleys &
R0.4
22
T5150
17
P.07-088 dH7 Tooth groove dimensions slightly vary B A 39 - P.07-088
according to the number of teeth.
(Pitch: 5.0mm) T5250 27 32
(t1.6) (t1.6) B 44
Threaded Hole Size Table
(Shaft Bore Specs: P · N )
QShaft Bore Specs. dH7 Shaft Bore ID M (Coarse Thread)
5 H Round Hole 5 P Round Hole + Tap 5 N New JIS Keyway + Tap 5 M3
6~12 M4
QKeyway Size 13~17 M5
bjs9 t
18~30 M6
2-R0.2 31~50 M8
(120°)
or Less
E For more tap dimensions, refer to the
MISUMI website.
dH7
HH7 PH7 NH7
E No tapped holes or set E For Shape A pulley, the set N/NK: New JIS (B1301) keyway size table
screws. screw hole is set around 120° Shaft Bore Keyway
to avoid interference with the
tooth top. Spec. Shaft Bore Tolerance b js9 t Tolerance
N 8
+ 0.015 3 ±0.0125 1.4
N 10 0
NK 10 + 0.015 4 ±0.0150 1.8
0
N 11~12 4 1.8 + 0.1
0
N 13~17 + 0.018 5 ±0.0150 2.3
0
N 18 6 2.8
N 19~22 + 0.021 6 ±0.0150 2.8
0
E For more keyway dimensions, refer to the
MISUMI website.
07-023 Timing Pulleys

