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Martin Sprocket 50BS20-1-3/16 PITCH: #50 TEETH: 20 BORE: 1-3/16 INCH

BRAND: Martin Sprocket | MODEL: 50BS20 1 3/16 | CONDITION: NEW | SKU: 262726
Martin Sprocket 50BS20-1-3/16 PITCH: #50 TEETH: 20 BORE: 1-3/16 INCH

Image for Illustration purposes only,
Actual product may vary
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Returnable: see conditions
Shipping from?: see locations Ships in 1 day
Weight: 1.82 lbs UOM: EA

Additional Description


These finished bore sprockets are shaft ready and come complete with keyways and setscrews. The keyways are on center line of the tooth. Bored to size sprockets with ½ inch bores and smaller are stocked with (2) setscrews only.
Material Steel Hub Outside Diameter 3.000 in.
Chain Number 50 Length thru Bore 1.000 in.
Chain Pitch 0.625 in. Hub Recessed For Chain Clearance No
Number of Chain Rows 1 Construction Detail Solid
Number of Teeth 20 Bore Type Bored To Size
Outside Diameter 4.321 in. Finished Bore Size 1.188 in.
Pitch Diameter 3.995 in. Key Way Size 1/4 X 1/8 in.
Single Strand Tooth Thickness 0.343 in. Set Screw Size 5/16-18X5/16 in.
Hardened Teeth No Set Screw Location (2) Set Screws (1) Over Kw And (1) At 90
Hub Configuration B
Storage Dimension Length 4.625 in. Weight 1.85 lbs.
Storage Dimension Width 4.625 in. Individually Packaged Yes
Storage Dimension Height 1.060 in.