PROFILE
TRUE METRIC®
POLYURETHANE
T Timing Belts - 10 mm Pitch
Example: A 6T39M078250 is a 78 Groove 25 mm Wide Belt.
CATALOG NUMBER DESIGNATION:
No. of Grooves
(See tables below)
Width Code
(See right)
Equivalent
Inch Width
Width
Code
Belt
Width
160
250
.630
.984
16 mm
25 mm
A 6 T 3 9 M
No. of
Grooves
Pitch Length
No. of
Grooves
Pitch Length
No. of
Grooves
Pitch Length
81
84
88
89
90
92
96
97
98
101
108
111
114
115
121
124
125
51.968
53.150
54.724
55.118
55.905
56.693
57.480
59.055
61.417
63.386
68.898
70.079
74.016
77.165
88.853
Inch
31.890
33.071
34.646
35.039
35.433
36.220
37.795
38.189
38.582
39.764
42.520
43.701
44.882
45.276
47.638
48.819
49.213
mm
mm
370
400
410
440
450
460
490
500
530
560
630
660
690
700
720
750
780
Inch
14.567
15.748
16.142
17.323
17.717
18.110
19.291
19.685
20.866
22.047
24.803
25.984
27.165
27.559
28.346
29.528
30.709
810
840
880
890
900
920
960
970
980
1010
1080
1110
1140
1150
1210
1240
1250
1320
1350
1390
1400
1420
1440
1460
1500
1560
1610
1750
1780
1880
1960
2250
37
40
41
44
45
46
49
50
53
56
63
66
69
70
72
75
78
132
135
139
140
142
144
146
150
156
161
175
178
188
196
225
mm
Inch
NOTE: Dimensions in ( ) are inch size.
MATERIAL: Polyurethane – Reinforced with Steel Tensile Cords
BREAKING STRENGTH: 266 N per 1 mm (190 lbs. per 1/8) Belt Width; not representative
of the load-carrying capacity of the belt
TEMPERATURE RANGE: -18°C to +82°C (0°F to 180°F)
16 & 25 mm WIDE
*Will be discontinued when present stock is depleted.
BELT WIDTH
4.5
(.177)
0.6 R
(.024 R)
TYP
10
(.394)
5.3
(.209)
2.5
(.098)
40°
*
*
*
*
2-163 REV: 10-05-05 JC
