BEVEL GEARS BY ARROW GEAR

Hypoid Gears

Hypoid Bevel Gearset

Hypoid Gear Set

Size Range and Capability for Hypoid Gears

Maximum Pitch Diameter – 30”
Diametral Pitch – 1.5 – 48
Face Width – 5
Unground Tooth – AGMA Q9
Ground Tooth – AGMA Q13

Non-Intersecting Axes

Hypoid NI

Spiral Bevel Gears

Size Range and Capability for Spiral Bevel Gears

Maximum Pitch Diameter – 30”
Diametral Pitch – 1.5 – 48
Face Width – 5.0
Unground Tooth – AGMA Q9/10
Ground Tooth – AGMA Q13

An Arrow Gear Specialty

Right Angle Gears

Right Angle Spiral Bevel Gear Set

Right Angle Spiral Bevel Gear Set

Size Range and Capability for Right Angle Gears

Maximum Pitch Diameter - 30'
Diametral Pitch - 1.5 - 48
Face Width - 5.0
Unground Tooth - AGMA Q9/10
Ground Tooth - AGMA Q13

Straight Bevel Gears

Size Range and Capability for Straight Bevel Gears

Maximum Pitch Diameter – 28”
Diametral Pitch – 2.5 – 48
Face Width – 6.0
Unground Tooth – AGMA Q9

The Simplest Form of Bevel Gear

Fig.1 - Crowning on the tooth of a straight tooth bevel gear from the Coniflex cutting process
Fig.2 - Coniflex cutting of a straight bevel gear

Zerol® Bevel Gears

Size Range and Capability for Zerol Bevel Gears

Maximum Pitch Diameter – 22”
Diametral Pitch – 1.5 – 48
Face Width – 4.0
Unground Tooth – AGMA Q9*
Ground Tooth – AGMA Q13

* Some configurations to AGMA Quality Number 10 (lapped).

Higher Quality Alternative to Straight Bevel Gears

Zerol Bevel Gears are spiral bevel gears, but the spiral angle of the teeth is zero. If the curvature of the tooth is a large radius, they can easily be confused with a straight bevel gear.

 

zerol-spiral-comparison

Fig. 1 - Comparison between spiral angles of Spiral Bevel and Zerol® Bevel Gears.