Industrial replacement referenceSource-backed records · No compatibility guesswork

Gates PowerGrip · Series 9257 · PDF 90

66XL037

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

Product no.9257-1347PitchXL · 0.2"Width3/8"Teeth33Pitch length6.6"Official source ↗

Published catalog evidence

Exact manufacturer record

Catalog 19993
Part number
66XL037
Gates product number
9257-1347
Pitch family
XL
Pitch
0.2"
Width
3/8" (0.375" nominal)
Teeth
33
Pitch length
6.6"
Catalog weight
0.008 lb
Published row
50XL037 9257-1321 25 5.00 .006 66XL037 9257-1347 33 6.60 .008

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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