- 6 Diametral Pitch
 - 42 Teeth
 - 20 ° Pressure Angle
 - 7" Pitch Diameter
 - 1 1/8" Nominal Bore
 
| Pitch Diameter | 7 in | 
| Bore Size | 1.125 in | 
| Diametral Pitch | 6 | 
| Mounting Distance | 3 3/4 in | 
| Spiral Direction | None | 
| Hardened Teeth | Without Hardened Teeth | 
| Ratio | 2:1 | 
| Use With | PA726Y P | 
| Type | Gear | 
| Material | Cast Iron | 
| Hub Dia. | 3 1/2 in | 
| No. of Teeth | 42 | 
| Tooth Type | Straight | 
| Mating Gear Part No. | PA726Y-P/ 2:1 Ratio | 
| Length Through Bore | 2.305 in | 
| Pressure Angle | 20 ° | 
| Outside Dia. | 7.1 in | 
| Size Code | 4221 | 
| Keyway | w/o Keyway, w/o Setscrew | 
| Weight | 10.001 LB | 
| EAN or UPC | 781711124406 | 
        
