Attributes

Key Value
(hidden - do not show) .SBS2.5xR2m2.5x1836
(hidden) Bevel Gear Typ.Metric x Spiral SBS2.5-.
(hidden) Boston Gear bu.SBS2.5-3618R Black Oxid.
(hidden) paired bevel b.SBS2.5-3618R x R 2 x 2.5
(hidden) surface treatm.Black Oxide Hardened Te.
(hidden) tooth finish t.SBS2.5-3618R Black Oxid.
Bore Diameter15 mm
Bore Diameter Tolerance+/- 0.2 mm
Bore TypePlain
Country of Origin (subj.Japan
Face Width16 mm
FinishBlack Oxide
Gear Material & FinishBlack Oxide Coated Carb.
Gear ShapeB4
Hub Diameter55 mm
Hub Projection13 mm
ItemSpiral Bevel Gear
Material GradeS45C
Maximum Teeth Hardness60 HRC
Metric Module Pitch2.5
Minimum Teeth Hardness50 HRC
Mounting Distance43 mm
Outside Diameter91.29 mm
Overall Length28.38 mm
Pitch Diameter90 mm
Precision ClassJIS B 1704:1978 Grade 4
Pressure Angle20 Degrees
Ratio2
Spiral Angle35 Degrees
Surface TreatmentBlack Oxide-Coated
System of MeasurementMetric
Teeth Heat TreatmentHardened Teeth
Tooth DirectionRight Hand
Tooth Finish TypeNon-Ground
Tooth FormSpiral
Tooth Heat TreatmentInduction Hardened
© 2025 · Data Alchemy · Version 60 · ts:1760052239
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