Martin chain #41 · E-28
41B18SS
Exact stock sprocket record from Martin's official Roller Chain Sprockets catalog.
Published catalog evidence
Exact source record
- Catalog number
- 41B18SS
- Chain designation
- 41
- Chain pitch
- 0.5"
- Number of teeth
- 18
- Material context
- stainless steel
- Sprocket style
- single stainless stock sprockets
- Published row text
- 18 41B18SS 3 .140 B .625 1 .625 2 .375 1 1 .25 keyseat and setscrew over keyseat .
Verification boundary
What still needs to match
Chain and strand countConfirm ANSI/ISO chain standard, pitch, roller width, and simplex/duplex/triplex arrangement.
Bore and hub systemVerify stock/finished bore, QD or taper-bushing size, hub style, keyway, setscrews, and shaft fit.
Material and teethConfirm steel/stainless material, hardened-tooth suffixes, corrosion requirements, and tooth count.
DutyCheck speed, horsepower, alignment, lubrication, shock loading, and current manufacturer limits.
Related catalog parts
Same chain family, nearby tooth count
Chain #4141B1818 teeth · single Type B / Type A stock sprocketsChain #4141B1717 teeth · single Type B / Type A stock sprocketsChain #4141B1919 teeth · single Type B / Type A stock sprocketsChain #4141B17SS17 teeth · single stainless stock sprocketsChain #4141B19SS19 teeth · single stainless stock sprocketsChain #4141B1616 teeth · single Type B / Type A stock sprocketsChain #4141B2020 teeth · single Type B / Type A stock sprocketsChain #4141B16SS16 teeth · single stainless stock sprockets