1240A-Series Sprockets
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.
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.
Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port
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