Gates PowerGrip · Series 9257 · PDF 89
278MXL025
Exact Gates timing-belt identity with manufacturer product number and published tooth, pitch-length, width, and weight data.
Published catalog evidence
Exact manufacturer record
- Part number
- 278MXL025
- Gates product number
- 9257-0379
- Pitch family
- MXL
- Pitch
- 0.08"
- Width
- 1/4" (0.25" nominal)
- Teeth
- 347
- Pitch length
- 27.76"
- Catalog weight
- 0.014 lb
- Published row
- 112MXL025 9257-0310 140 11.20 .005 278MXL025 9257-0379 347 27.76 .014
Verification boundary
What still needs to match
Tooth geometryConfirm pitch family, tooth profile, tooth count, and pitch length.
Belt widthVerify belt and pulley width plus flange/clearance requirements.
Drive geometryConfirm mating sprocket profile, center distance, wrap, tensioning, and alignment.
DutyCheck torque/power, speed, temperature, environment, guarding, and current Gates limits.
Related catalog belts
Same pitch and width
MXL · 1/4" · 371 teeth297MXL02529.68" pitch length · 9257-0380MXL · 1/4" · 315 teeth252MXL02525.2" pitch length · 9257-0378MXL · 1/4" · 300 teeth240MXL02524" pitch length · 9257-0317MXL · 1/4" · 295 teeth236MXL02523.6" pitch length · 9257-0328MXL · 1/4" · 400 teeth320MXL02532" pitch length · 9257-0318MXL · 1/4" · 412 teeth330MXL02532.96" pitch length · 9257-0382MXL · 1/4" · 280 teeth224MXL02522.4" pitch length · 9257-0377MXL · 1/4" · 424 teeth339MXL02533.92" pitch length · 9257-0383