Gates PowerGrip · Series 9257 · PDF 89
390MXL025
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
- 390MXL025
- Gates product number
- 9257-0386
- Pitch family
- MXL
- Pitch
- 0.08"
- Width
- 1/4" (0.25" nominal)
- Teeth
- 487
- Pitch length
- 38.96"
- Catalog weight
- 0.02 lb
- Published row
- 140MXL025 9257-0312 175 14.00 .007 390MXL025 9257-0386 487 38.96 .020
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" · 498 teeth398MXL02539.84" pitch length · 9257-0387MXL · 1/4" · 435 teeth348MXL02534.8" pitch length · 9257-0385MXL · 1/4" · 434 teeth347MXL02534.72" pitch length · 9257-0384MXL · 1/4" · 424 teeth339MXL02533.92" pitch length · 9257-0383MXL · 1/4" · 412 teeth330MXL02532.96" pitch length · 9257-0382MXL · 1/4" · 400 teeth320MXL02532" pitch length · 9257-0318MXL · 1/4" · 600 teeth480MXL02548" pitch length · 9257-0388MXL · 1/4" · 371 teeth297MXL02529.68" pitch length · 9257-0380