Specifications
Dimensions
- Hub Diameter1-3/8 in
- Length Through Bore0.6250 in
- Maximum Bore Diameter7/8 in
- Outside Diameter1.8090 in
- Pitch Diameter1.677 in
- Tooth Width0.11 in
- Weight0.28 lbs
Details
- Bore TypeRough Stock Bore
- Chain Number & Pitch25 / 1/4 in
- Hardened TeethNon-Hardened Teeth
- Hub StyleB
- Hub TypeB
- MaterialSteel
- Number Of Hubs1
- Number Of Strands Across1
- Number Of Teeth21
- Pitch TypeSingle
- Product TypeStock Bore Sprockets
- UPC_NO097039313409
Overview
Mfr description
25B21 SB 1/4 SPKT
- Built from top-grade, heat-treated carbon steel to offer long wear life, resist abrasion, and withstand heavy shock loads
- Precision manufacturing at ISO-certified facilities ensures that every U.S. Tsubaki sprocket stands up to critical design specifications and meets the highest quality standards