China OEM 1240A-Series Sprockets with high quality

1240 series engineer class sprocket is used for a wide verity of chain sizes. These sizes include 1240, CHAMPION NO. 4, 1244, R1248, SS124, API 4, LXS1242, SS124, 3 BAR HYPER, LX1245, SS124D, SS124DP IS1242, and IS1425 size chains. These sprockets are typically supplied as cast material but we can also supply them as steel for longer operation. The below chart shows the standard tooth counts as well as dimensions for each size.

Cast  1240A-Series Sprockets

 

 

 

 

 

 

 

Tooth Face at Pitch Line: 1.75″ – Roller Diameter: 1.75″

Sprocket Size Tooth Count Pitch Diameter Style Stock Bore Sprocket Weight
1240A6 6 8.13″ A 1.5″ 26.0 LBS
1240A7 7 9.36″ A 1.5″ 34.0 LBS
1240A8 8 10.62″ A 1.5″ 44.0 LBS
1240A9 9 11.88″ A 1.5″ 55.0 LBS
1240A10 10 13.15″ A 1.5″ 67.0 LBS
1240A11 11 14.42″ A 1.5″ 81.0 LBS
1240A12 12 15.70″ A 1.5″ 96.0 LBS
1240A13 13 16.98″ A 1.5″ 111.0 LBS
1240A14 14 18.26″ A 1.5″ 130.0 LBS
1240A15 15 19.54″ A 1.5″ 148.0 LBS
1240A16 16 20.83″ A 1.5″ 168.0 LBS
1240A18 18 23.40″ A 1.5″ 213.0 LBS
1240A20 20 25.97″ A 1.5″ 263.0 LBS
1240A21 21 27.26″ A 1.5″ 289.0 LBS
1240A24 24 31.12″ A 1.5″ 377.0 LBS
1240A25 25 33.42″ A 1.5″ 409.0 LBS
1240A28 28 36.29″ A 1.5″ 509.0 LBS
1240A30 30 38.87″ A 1.5″ 587.0 LBS
1240A35 35 45.33″ A 1.5″ 620.0 LBS
1240A40 40 51.78″ A 1.5″ 721.0 LBS
1240A48 48 62.12″ A 1.5″ 867.0 LBS

 

We aslo offer a full range of both precision roller chain and engineered.

Applications are varied and range from conveyor, elevator transfer to broad general industrial power transmission specialty applications with attachments and/or special materials are also available.