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AT-Series

at timing belt image

The AT series of timing belts are ideal for high-speed applications. They feature high strength for power transmission and high accuracy positioning applications.

  • High strength tension members up to 2X the strength of standard T series and Imperial pitch belts
  • Increased tension member spring rate for better repeatability and reduced setting time
  • High tooth shear strength up to 45% higher than standard belts
  • Reduced backlash (zero backlash pulleys available for highest accuracy)
  • Bifilar tension member design for true
  • Available in AT3, AT5, AT10 and AT20.
open ended timing belt
v part number example

Open Ended - M

Width (mm) 6 8 10 12 16 20 25
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length is available. Stock rolls are 50 meters
Available Options Nylon facing on tooth side - PAZ
Tension Members Steel
Request a Timing Belt Quote
Width (mm) 6 8 10 12 16 20 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length is available. Stock rolls are 50 meters
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 10 12 16 20 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length is available. Stock rolls are 50 meters
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover), Double-Sided (DL), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length is available. Stock rolls are 50 meters
Available Options Nylon facing on tooth side (PAZ)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length is available. Stock rolls are 50 meters
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length available. Stock rolls are 50 meters
Standard Material TPUST1
Tension Member move High Strength Steel
Belt Color Red/White
Additional Specs For further specifications please download the move-series catalog
Quotes Request a Timing Belt Quote
Width (mm) 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Any length available. Stock rolls are 50 meters
Standard Material TPUST1
Tension Member move High Strength Steel
Belt Color Red/White
Additional Specs For further specifications please download the move-series catalog
Quotes Request a Timing Belt Quote
spliced and welded belt
part number example

Spliced and Welded - V

Width (mm) 8 10 12 16 20 25
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Minimum joined length is 879mm. Specify length of timing belt in one tooth increments.
Available Options Nylon facing on tooth side - PAZ
Tension Members Steel standard
Request a Timing Belt Quote
Width (mm) 10 12 16 20 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Minimum joined length is 880mm. Specify larger lengths in one tooth increments.
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 20 25 32 50 75 100 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Minimum joined length is 880mm. Specify larger lengths in one tooth increments.
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover), Double-Sided (DL), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
Width (mm) 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Minimum joined length is 1000mm. Specify additional lengths in one tooth increments
Available Options Nylon facing on tooth side (PAZ), Nylon backing (PAR), Nylon on both sides (PAZ-PAR), Polyuretherane cover (T-Cover)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote
at timing belt BFX
bfx part number example

Truly Endless - BFX

Width (mm) 6 8 10 12 16 20 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Further lengths up to 1710 available. Length of timing belt can be increased in one tooth increments from a minimum length of 720mm
Available Options Nylon facing on tooth side - PAZ
Tension Members Steel (Kevlar available with SFX only)
Request a Timing Belt Quote

AT3 Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # of Teeth
AT3 / 150 SFX 50
AT3 / 201 SFX 67
AT3 / 252 SFX 84
AT3 / 267 SFX 89
AT3 / 270 SFX 90
AT3 / 300 SFX 100
AT3 / 351 SFX 117
AT3 / 399 SFX 133
AT3 / 417 SFX 139
AT3 / 450 SFX 150
Pitch/Length # of Teeth
AT3 / 501 SFX 167
AT3 / 549 SFX 183
AT3 / 600 SFX 200
AT3 / 639 SFX 213
AT3 / 720 BFX 240
AT3 / 816 SFX 272
AT3 / 819 BFX 273
AT3 / 900 SFX 300
AT3 / 918 BFX 306
AT3 / 1011 SFX 337
Pitch/Length # of Teeth
AT3 / 1017 BFX 339
AT3 / 1116 BFX 372
AT3 / 1215 BFX 405
AT3 / 1314 BFX 438
AT3 / 1413 BFX 471
AT3 / 1512 BFX 504
AT3 / 1611 BFX 537
AT3 / 1710 BFX 570
Width (mm) 6 8 10 12 16 20 25 32 50 75 100
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Further lengths up to 15,000mm available. Lengths can be increased in one tooth increments from a minimum length of 720mm
Available Options Nylon facing on tooth side (PAZ), Double-Sided (DL), Extra thickness (DR)
Tension Members Hi-Flex Steel standard, Steel optional
Request a Timing Belt Quote

AT5 Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # Teeth
AT5 / 225 BFX 45
AT5 / 255 BFX 51
AT5 / 260 SFX 52
AT5 / 280 BFX 56
AT5 / 300 SFX 60
AT5 / 305 BFX 61
AT5 / 330 SFX 66
AT5 / 340 BFX 68
AT5 / 375 BFX 75
AT5 / 390 BFX 78
AT5 / 420 BFX 84
AT5 / 450 SFX 90
AT5 / 455 BFX 91
AT5 / 480 SFX 96
AT5 / 490 SFX 98
AT5 / 500 BFX 100
AT5 / 525 SFX 105
AT5 / 545 BFX 109
AT5 / 600 SFX 120
AT5 / 610 BFX 122
AT5 / 620 SFX 124
AT5 / 630 SFX 126
AT5 / 660 BFX 132
AT5 / 670 SFX 134
AT5 / 690 SFX 138
AT5 / 710 SFX 142
AT5 / 720 BFX 144
Pitch/Length # Teeth
AT5 / 750 SFX 150
AT5 / 780 BFX 156
AT5 / 825 SFX 165
AT5 / 840 BFX 168
AT5 / 855 BFX 171
AT5 / 860 SFX 172
AT5 / 875 BFX 175
AT5 / 900 SFX 180
AT5 / 920 SFX 184
AT5 / 960 BFX 192
AT5 / 975 SFX 195
AT5 / 990 BFX 198
AT5 / 1005 BFX 201
AT5 / 1020 BFX 204
AT5 / 1050 SFX 210
AT5 / 1075 BFX 215
AT5 / 1100 BFX 220
AT5 / 1125 BFX 225
AT5 / 1215 BFX 243
AT5 / 1230 BFX 246
AT5 / 1380 BFX 276
AT5 / 1400 BFX 280
AT5 / 1500 BFX 300
AT5 / 1600 BFX 320
AT5 / 1700 BFX 340
AT5 / 1800 BFX 360
Pitch/Length # Teeth
AT5 / 1900 BFX 380
AT5 / 2000 BFX 400
AT5 / 2120 BFX 424
AT5 / 2240 BFX 448
AT5 / 2360 BFX 472
AT5 / 2500 BFX 500
AT5 / 2650 BFX 530
AT5 / 2800 BFX 560
AT5 / 3000 BFX 600
AT5 / 3150 BFX 630
AT5 / 3350 BFX 670
AT5 / 3550 BFX 710
AT5 / 3750 BFX 750
AT5 / 4000 BFX 800
AT5 / 4250 BFX 850
AT5 / 4500 BFX 900
AT5 / 4750 BFX 950
AT5 / 5000 BFX 1000
AT5 / 5300 BFX 1060
AT5 / 5600 BFX 1120
AT5 / 6000 BFX 1200
AT5 / 6300 BFX 1260
AT5 / 6700 BFX 1340
AT5 / 7100 BFX 1420
AT5 / 7500 BFX 1500
Width (mm) 10 12 16 20 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Addition lengths up to 20,000mm available. Lengths can be increased in one tooth increments from a minimum length of 720mm.
Available Options Nylon facing on tooth side (PAZ), Polyuretherane cover (T-Cover), Double-Sided (DL), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote

AT10 Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # Teeth
AT10 / 400 BFX 40
AT10 / 440 SFX 44
AT10 / 500 BFX 50
AT10 / 530 BFX 53
AT10 / 560 BFX 56
AT10 / 580 SFX 58
AT10 / 600 SFX 60
AT10 / 610 BFX 61
AT10 / 630 BFX 63
AT10 / 660 BFX 66
AT10 / 700 BFX 70
AT10 / 720 BFX 72
AT10 / 730 SFX 73
AT10 / 780 BFX 78
AT10 / 800 BFX 80
AT10 / 810 BFX 81
AT10 / 840 BFX 84
AT10 / 850 BFX 85
AT10 / 880 BFX 88
AT10 / 890 BFX 89
AT10 / 920 BFX 92
AT10 / 960 BFX 96
AT10 / 970 BFX 97
AT10 / 980 BFX 98
AT10 / 1000 SFX 100
AT10 / 1010 BFX 101
Pitch/Length # Teeth
AT10 / 1050 SFX 105
AT10 / 1080 BFX 108
AT10 / 1100 BFX 110
AT10 / 1150 BFX 115
AT10 / 1200 BFX 120
AT10 / 1210 BFX 121
AT10 / 1240 BFX 124
AT10 / 1250 BFX 125
AT10 / 1280 BFX 128
AT10 / 1300 BFX 130
AT10 / 1320 BFX 132
AT10 / 1350 BFX 135
AT10 / 1360 BFX 136
AT10 / 1400 BFX 140
AT10 / 1420 BFX 142
AT10 / 1480 BFX 148
AT10 / 1500 BFX 150
AT10 / 1530 BFX 153
AT10 / 1600 BFX 160
AT10 / 1700 BFX 170
AT10 / 1720BFX 172
AT10 / 1800 BFX 180
AT10 / 1860 BFX 186
AT10 / 1900 BFX 190
AT10 / 1940 BFX 194
AT10 / 2000 BFX 200
Pitch/Length # Teeth
AT10 /2120 BFX 212
AT10 / 2240 BFX 224
AT10 / 2360 BFX 236
AT10 / 2500 BFX 250
AT10 / 2650 BFX 265
AT10 / 2800 BFX 280
AT10 / 3000 BFX 300
AT10 / 3150 BFX 315
AT10 / 3350 BFX 335
AT10 / 3550 BFX 355
AT10 / 3750 BFX 375
AT10 / 4000 BFX 400
AT10 / 4250 BFX 425
AT10 / 4500 BFX 450
AT10 / 4750 BFX 475
AT10 / 5000 BFX 500
AT10 / 5300 BFX 530
AT10 / 5600 BFX 560
AT10 / 6000 BFX 600
AT10 / 6300 BFX 630
AT10 / 6700 BFX 670
AT10 / 7100 BFX 710
AT10 / 7500 BFX 750
AT10 / 8000 BFX 800
AT10 / 9000 BFX 900
Width (mm) 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Addition lengths up to 20,000mm available. Lengths can be increased in one tooth increments from a minimum length of 720mm.
Available Options Nylon facing on tooth side (PAZ), Double-Sided (DL)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote

ATS15 Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # of Teeth
ATS15 / 1500 BFX 100
ATS15 / 1590 BFX 106
ATS15 / 1605 BFX 107
ATS15 / 1620 BFX 108
ATS15 / 1710 BFX 114
ATS15 / 1800 BFX 120
ATS15 / 1815 BFX 121
ATS15 / 1905 BFX 127
ATS15 / 1995 BFX 133
ATS15 / 2250 BFX 150
ATS15 / 2505 BFX 167
ATS15 / 2790 BFX 186
ATS15 / 3000 BFX 200
ATS15 / 3285 BFX 219
Pitch/Length # of Teeth
ATS15 / 3495 BFX 233
ATS15 / 3750 BFX 250
ATS15 / 4005 BFX 267
ATS15 / 4245 BFX 283
ATS15 / 5760 BFX 384
ATS15 / 6000 BFX 400
ATS15 / 6300 BFX 420
ATS15 / 6705 BFX 447
ATS15 / 7095 BFX 473
ATS15 / 7500 BFX 500
ATS15 / 4500 BFX 300
ATS15 / 4740 BFX 316
ATS15 / 4995 BFX 333
ATS15 / 5295 BFX 353
Width (mm) 25 32 50 75 100 150
Note: Standard belt widths are shown. For in-between widths, please contact customer service.
Max Length Additional lengths up to 20,000mm available. Specify additional lengths in one tooth increments from a minimum length of 1,100mm
Available Options Nylon facing on tooth side (PAZ), Polyuretherane cover (T-Cover), Double-Sided (DL), Extra thickness (DR)
Tension Members Steel standard, Kevlar optional
Request a Timing Belt Quote

AT20 Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # Teeth
AT20 / 1000 SFX 50
AT20 / 1100 SFX 55
AT20 / 1200 SFX 60
AT20 / 1260 SFX 63
AT20 / 1500 BFX 75
AT20 / 1600 BFX 80
AT20 / 1700 BFX 85
AT20 / 1760 BFX 88
AT20 / 1800 BFX 90
AT20 / 1900 BFX 95
AT20 / 1960 BFX 98
AT20 / 2000 BFX 100
AT20 / 2120 BFX 106
Pitch/Length # Teeth
AT20 / 2240 BFX 112
AT20 / 2360 BFX 118
AT20 / 2500 BFX 125
AT20 / 2660 BFX 133
AT20 / 2800 BFX 140
AT20 / 3000 BFX 150
AT20 / 3160 BFX 158
AT20 / 3360 BFX 168
AT20 / 3560 BFX 178
AT20 / 3760 BFX 188
AT20 / 4000 BFX 200
AT20 / 4260 BFX 213
AT20 / 4500 BFX 225
Pitch/Length # Teeth
AT20 / 4760 BFX 238
AT20 / 5000 BFX 250
AT20 / 5300 BFX 265
AT20 / 5600 BFX 280
AT20 / 6000 BFX 300
AT20 / 6300 BFX 315
AT20 / 6700 BFX 335
AT20 / 7100 BFX 355
AT20 / 7500 BFX 375
AT20 / 8000 BFX 400
AT20 / 8500 BFX 425
AT20 / 9000 BFX 450
Width (mm) 25 32 50 75 100
Request a Timing Belt Quote

AT10move-series Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # of Teeth
AT10MOV / 720 BFX 72
AT10MOV / 780 BFX 78
AT10MOV / 840 BFX 84
AT10MOV / 980 BFX 98
AT10MOV / 1080 BFX 108
AT10MOV / 1150 BFX 115
AT10MOV / 1240 BFX 124
AT10MOV / 1400 BFX 140
AT10MOV / 1500 BFX 150
AT10MOV / 1600 BFX 160
AT10MOV / 1700 BFX 170
AT10MOV / 1800 BFX 180
AT10MOV / 1900 BFX 190
AT10MOV / 2000 BFX 200
AT10MOV / 2120 BFX 212
AT10MOV / 22400 BFX 240
AT10MOV / 2360 BFX 236
AT10MOV / 2500 BFX 250
AT10MOV / 2650 BFX 265
Pitch/Length # of Teeth
AT10MOV / 2800 BFX 280
AT10MOV / 3000 BFX 300
AT10MOV / 3150 BFX 315
AT10MOV / 3350 BFX 335
AT10MOV / 3750 BFX 375
AT10MOV / 4000 BFX 400
AT10MOV / 4250 BFX 425
AT10MOV / 4500 BFX 450
AT10MOV / 4750 BFX 475
AT10MOV / 5000 BFX 500
AT10MOV / 5300 BFX 5300
AT10MOV / 5600 BFX 560
AT10MOV / 6000 BFX 600
AT10MOV / 6700 BFX 670
AT10MOV / 7100 BFX 710
AT10MOV / 7500 BFX 750
AT10MOV / 8000 BFX 800
AT10MOV / 9000 BFX 900
Width (mm) 25 32 50 75 100
Request a Timing Belt Quote

AT15move-series Truly Endless BFX Stock Timing Belt Part Numbers

Pitch/Length # of Teeth
AT15MOV / 1500 BFX 100
AT15MOV / 1590 BFX 106
AT15MOV / 1710 BFX 114
AT15MOV / 1800 BFX 120
AT15MOV / 1905 BFX 127
AT15MOV / 1995 BFX 133
AT15MOV / 2250 BFX 150
AT15MOV / 2505 BFX 167
AT15MOV / 2790 BFX 186
AT15MOV / 3000 BFX 200
AT15MOV / 3285 BFX 219
AT15MOV / 3495 BFX 233
AT15MOV / 3750 BFX 250
Pitch/Length # of Teeth
AT15MOV / 4005 BFX 267
AT15MOV / 4245 BFX 283
AT15MOV / 4500 BFX 300
AT15MOV / 4740 BFX 316
AT15MOV / 4995 BFX 333
AT15MOV / 5295 BFX 353
AT15MOV / 5595 BFX 373
AT15MOV / 5760 BFX 384
AT15MOV / 6000 BFX 400
AT15MOV / 6300 BFX 420
AT15MOV / 6705 BFX 447
AT15MOV / 7095 BFX 473
AT15MOV / 7500 BFX 500
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