Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 92

390L050

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

Product no.9257-2113PitchL · 0.375"Width1/2"Teeth104Pitch length39"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
390L050
Gates product number
9257-2113
Pitch family
L
Pitch
0.375"
Width
1/2" (0.5" nominal)
Teeth
104
Pitch length
39"
Catalog weight
0.09 lb
Published row
158L050 9257-2128 42 15.75 .040 390L050 9257-2113 104 39.00 .090

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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