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MARTIN 40BS25 7/8 STEEL ROLLER CHAIN SPROCKET
Quick Overview
Manufactured By: MARTIN
Manufacturer Part Number: 40BS25 7/8
IMS Product Code: 1846042
Packaging: Sold Individually
Description:
Martin 40BS25 7/8 Steel Roller Chain Sprocket
Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 25 teeth, 7/8" bore with keyway. Made of steel.
Specifications
- Bore Diameter: 0.875 in.
- Outside Diameter: 4.258 in.
- Pitch Diameter: 3.989 in.
- Number Of Teeth: 25
- Material: Steel
- Chain Number: 40
- Length Through Bore: 1 in.
- Hub Diameter: 3-1/4 in.
- Keyway Size: 3/16 x 3/32 in.
- Tooth Width: 0.284 in.
- Weight: 2.47 lbs
Used:
A previously used, fully functional product that may have some signs of cosmetic wear.
Availability: 11 In Stock
Ships on Monday, October 19, 2026
Emergency after hours shipping may be available.
Call (888) 437-6645 for more information.
