Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 89

177MXL025

Exact Gates timing-belt identity with manufacturer product number and published tooth, pitch-length, width, and weight data.

Product no.9257-0371PitchMXL · 0.08"Width1/4"Teeth221Pitch length17.68"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
177MXL025
Gates product number
9257-0371
Pitch family
MXL
Pitch
0.08"
Width
1/4" (0.25" nominal)
Teeth
221
Pitch length
17.68"
Catalog weight
0.009 lb
Published row
84MXL025 9257-0352 105 8.40 .004 177MXL025 9257-0371 221 17.68 .009

Verification boundary

What still needs to match

Do not infer interchange
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

8