Chiaravalli

Chain Sprocket 28B-2 Duplex (1” 3/4 × 1” 1/4)

Duplex chain sprocket for 28B-2 (1” 3/4 × 1” 1/4) roller chain.

Chain inner width: 30.99 mm
Chain roller Ø: 27.94 mm
Tooth radius r3: 44 mm
Radius width C: 5 mm
Sprocket tooth width b1: 28.8 mm
Sprocket tooth width B2: 88.4 mm

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Teeth

Code	Z	de	dp	dm	D1	A	Material	Weight
`10244008`	`8`	`132` mm	`116.15` mm	`74` mm	`25` mm	`120` mm	`C 45 UNI 7845`	`4.75` kg
`10244009`	`9`	`148.4` mm	`129.96` mm	`88` mm	`25` mm	`120` mm	`C 45 UNI 7845`	`6.66` kg
`10244010`	`10`	`162.3` mm	`143.85` mm	`100` mm	`25` mm	`120` mm	`C 45 UNI 7845`	`8.79` kg
`10244011`	`11`	`176.3` mm	`157.77` mm	`112` mm	`25` mm	`120` mm	`C 45 UNI 7845`	`11.79` kg
`10244012`	`12`	`189.5` mm	`171.74` mm	`125` mm	`25` mm	`120` mm	`C 45 UNI 7845`	`13.91` kg
`10244013`	`13`	`204.2` mm	`185.75` mm	`130` mm	`25` mm	`120` mm	`FE (welded hub)`	`16.25` kg
`10244014`	`14`	`218.2` mm	`199.76` mm	`140` mm	`25` mm	`120` mm	`FE (welded hub)`	`18.81` kg
`10244015`	`15`	`232.3` mm	`213.79` mm	`145` mm	`25` mm	`120` mm	`FE (welded hub)`	`22.64` kg
`10244016`	`16`	`246.3` mm	`227.84` mm	`160` mm	`25` mm	`120` mm	`FE (welded hub)`	`26.52` kg
`10244017`	`17`	`260` mm	`241.91` mm	`160` mm	`30` mm	`120` mm	`FE (welded hub)`	`29.74` kg
`10244018`	`18`	`274` mm	`255.98` mm	`160` mm	`30` mm	`120` mm	`FE (welded hub)`	`33.17` kg
`10244019`	`19`	`289` mm	`270.06` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`38.14` kg
`10244020`	`20`	`303` mm	`284.15` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`42.02` kg
`10244021`	`21`	`317` mm	`298.24` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`49.1` kg
`10244022`	`22`	`331` mm	`312.34` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`50.4` kg
`10244023`	`23`	`345` mm	`326.44` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`54.92` kg
`10244024`	`24`	`359` mm	`340.55` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`59.5` kg
`10244025`	`25`	`373` mm	`354.66` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`64.62` kg
`10244026`	`26`	`387` mm	`368.77` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`69.28` kg
`10244028`	`28`	`416` mm	`397` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`80.28` kg
`10244030`	`30`	`444` mm	`425.24` mm	`180` mm	`30` mm	`120` mm	`FE (welded hub)`	`92.17` kg
`10244035`	`35`	`514` mm	`495.88` mm	`200` mm	`30` mm	`120` mm	`FE (welded hub)`	`127.17` kg
`10244038`	`38`	`557` mm	`538.27` mm	`200` mm	`30` mm	`120` mm	`FE (welded hub)`	`149.9` kg
`10244040`	`40`	`585` mm	`566.54` mm	`200` mm	`30` mm	`120` mm	`FE (welded hub)`	`167.15` kg
`10244045`	`45`	`656` mm	`637.22` mm	`200` mm	`30` mm	`120` mm	`FE (welded hub)`	`218.1` kg
`10244050`	`50`	`726` mm	`707.91` mm	`200` mm	`30` mm	`120` mm	`FE (welded hub)`	`267.99` kg
`10244057`	`57`	`825` mm	`806.9` mm	`200` mm	`40` mm	`120` mm	`FE (welded hub)`	`346.99` kg
`10244076`	`76`	—	—	`250` mm	`40` mm	`130` mm	`FE (welded hub)`	`615.35` kg

Standard: DIN 8187 - ISO/R 606
Chain Type: 28B-2
Pitch: 44.45 mm

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Chain Sprocket 28B-2 Duplex (1” 3/4 × 1” 1/4)

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