Martin chain #35 · E-22
35BTB70
Exact stock sprocket record from Martin's official Roller Chain Sprockets catalog.
Published catalog evidence
Exact source record
- Catalog number
- 35BTB70
- Chain designation
- 35
- Chain pitch
- 0.375"
- Number of teeth
- 70
- Material context
- all steel
- Sprocket style
- single taper-bushed
- Published row text
- 70 35BTB70 1610 8 .575 8 .358 1 .625 1 3 .25 B 3 .7 0 .9
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 #3535BS7070 teeth · single Type BS bored-to-sizeChain #3535B7070 teeth · single Type B / Type A stock sprocketsChain #3535SH7070 teeth · single QDChain #3535H7070 teeth · single MST sprocketsChain #3535BS7272 teeth · single Type BS bored-to-sizeChain #3535B7272 teeth · single Type B / Type A stock sprocketsChain #3535BTB7272 teeth · single taper-bushedChain #3535SH7272 teeth · single QD