Martin chain #35 · E-21
35B20
Exact stock sprocket record from Martin's official Roller Chain Sprockets catalog.
Published catalog evidence
Exact source record
- Catalog number
- 35B20
- Chain designation
- 35
- Chain pitch
- 0.375"
- Number of teeth
- 20
- Material context
- all steel
- Sprocket style
- single Type B / Type A stock sprockets
- Published row text
- 20 35B20 2 .590 B .5 1 .313 1 .938 .75 .59 A 35A20 .5 .20
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 #3535BS2020 teeth · single Type BS bored-to-sizeChain #3535BS20HT20 teeth · single hardened-teeth bored-to-sizeChain #3535B20SS20 teeth · single stainless stock sprocketsChain #3535BTB2020 teeth · single taper-bushedChain #3535JA2020 teeth · single QDChain #3535H2020 teeth · single MST sprocketsChain #3535BS1919 teeth · single Type BS bored-to-sizeChain #3535BS2121 teeth · single Type BS bored-to-size