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Martin Sprocket S1221BS 3/4 GEAR SPUR 14 1/2 DEG STEEL BS

BRAND: Martin Sprocket | MODEL: S1221BS 3/4 | CONDITION: NEW | SKU: 251158
Martin Sprocket S1221BS 3/4 GEAR SPUR 14 1/2 DEG STEEL BS

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$43.45
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Weight: 0.55 lbs UOM: EA
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Additional Description

Description

Martin Stock Spur Gears are available in five different styles. Steel Gears are furnished in plain style and plain style with hub. Cast gears are furnished, plain with hub, web with lightening holes, and spoke. Cast gears are machined on all operating surfaces. Martin cast gears are cast with a larger hub to provide extra strength and to allow for larger bores. Spur gears are stocked in both 14 ½ and 20 degree pressure angles.
Specifications
Material Steel Finished Bore Size 0.750 in.
Diametral Pitch 12 Key Way Size .1875 X .0938 in.
Pressure Angle 14.500 deg. Set Screw Size 1/4-20 in.
Number of Teeth 21 Set Screw Location 90 Degrees From Key Way
Pitch Diameter 1.750 in. Hub Outside Diameter 1.500 in.
Outside Diameter 1.917 in. Hub Projection 0.500 in.
Bore Type Bored To Size
Storage Dimension Length 1.917 in. Weight 0.55 lbs.
Storage Dimension Width 1.917 in. Individually Packaged No
Storage Dimension Height 1.250 in.