Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 92

173L050

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

Product no.9257-2129PitchL · 0.375"Width1/2"Teeth46Pitch length17.25"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
173L050
Gates product number
9257-2129
Pitch family
L
Pitch
0.375"
Width
1/2" (0.5" nominal)
Teeth
46
Pitch length
17.25"
Catalog weight
0.04 lb
Published row
173L050 9257-2129 46 17.25 .040 446L050 9257-7140 119 44.63 .100

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.

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Same pitch and width

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