Sprockets for TTP/TTPH/TTPT plastic Top Chain.
- Steel sprockets (plain bore)
- Steel Lock Series sprockets
- Engineering plastic sprockets
- Sprockets for Top Chains
Sprockets for TTP/TTPH/TTPT Chain
1. Line-up
Steel Sprockets
| Type | Solid Sprockets | |
|---|---|---|
| Type | Plain bore | Lock Series |
| Basic model no. | TTP**T | TTP**T-S |
| Applicable chains | TTP, TTP-P, TTPH, TTPH-P, TTPT | |
| Shape |
 |
 |
| Material | Machine-structural carbon steel | |
| Actual no. of teeth | 19, 21, 23, 25 | |
| Effective no. of teeth | 9-1/2, 10-1/2, 11-1/2, 12-1/2 | |
- Sprockets with an effective no. of teeth as 9-1/2 are made-to-order products.
- Teeth have not been hardened.
Engineering Plastic Sprockets
| Type | Split sprocket (Keyway specification: ISO 773 - DIN 6885 key seat) | |
|---|---|---|
| Basic model no. | TP-C**NT-SPR | |
| Applicable chains | TTP Series, TTPH Series, TTPT Series | |
| Shape |
 |
|
| Material |
Body: Reinforced polyamide
Bolts: Stainless steel Nuts: Nickel plated brass |
|
| Actual no. of teeth | 21, 23, 25 | |
| Effective no. of teeth | 10-1/2, 11-1/2, 12-1/2 | |
- When assembling a pair of split sprockets, avoid mixing with the other pairs.
2．Model Numbering Example
Steel Sprockets
- (1) Type
- (2) Effective no. of teeth: (Ex.) 1012T = 10-1/2
- (3) Bore diameter: mm (Not applicable with Plain Bore)
Engineering Plastic Sprockets
- (1) Type
