Martin chain #25 · E-16
25B25
Exact stock sprocket record from Martin's official Roller Chain Sprockets catalog.
Published catalog evidence
Exact source record
- Catalog number
- 25B25
- Chain designation
- 25
- Chain pitch
- 0.25"
- Number of teeth
- 25
- Material context
- all steel
- Sprocket style
- single stock sprockets
- Published row text
- 25 25B25 2 .129 B .375 1 1 .5 .625 .34 A 25A25 .375 .08
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 #2525B25SS25 teeth · single stainless stock sprocketsChain #2525B2424 teeth · single stock sprocketsChain #2525B2626 teeth · single stock sprocketsChain #2525B24SS24 teeth · single stainless stock sprocketsChain #2525B26SS26 teeth · single stainless stock sprocketsChain #2525B2323 teeth · single stock sprocketsChain #2525B23SS23 teeth · single stainless stock sprocketsChain #2525B2222 teeth · single stock sprockets