Product Description
- Basic Design: 1B90
- FAA Type Certificate: P842
- SAE Number/Type of Flange: SAE #1
- Diameter of Circle: 4.375 inches
- Bolt Diameter: 3/8 inch
- Number of Bolts: 6
- Spacer/Adapter: None
- Installation Weight: 23.5 lbs
- Installation Bolt Kit: Tapered crankshaft requires bolt kit UB4622-42, flanged crankshaft requires bolt kit UB4622-9
NOTE: 1A90/CF elliptical tip models and 1B90/CM square tip models having the same diameter and pitch are directly interchangeable, except for CF7538 on Cessna 150G, H, J, and K model sea planes.
Applicability Chart
| Aircraft | Engine | Prop Type | Maximum Diameter | Minimum Diameter |
|---|---|---|---|---|
| Bellanca 7BCM (Army L-16A) | Continental C-85-8, -8F, -8FJ, -8J | Climb | 71 | 69.5 |
| Bellanca 7DC | Continental C-85-8, -8F, -8FJ, -8J | Climb | 71 | 69.5 |
| Bellanca S7DC | Continental C-85-8F | Standard | 71 | 69.5 |
| Bellanca S11BC | Continental C-85-8 | Standard | 71 | 69.5 |
| Bellanca 11CC | Continental C-85-8F | Climb | 71 | 69.5 |
| Bellanca S11CC | Continental C-85-8F | Standard | 71 | 69.5 |
| Cessna 120, 140 | Continental C-85-12, -12F, -14F | Standard | 71 | 69.5 |
| Piper J3C-85S "Cub" Seaplane | Continental C-85-8, -12 | Standard | 71 | 68.5 |
| Piper J3C-85 "Sprayer Cub" | Continental C-85-8, -12 | Standard | 71 | 68.5 |
Product Videos
Custom Field
Aircraft Bellanca
Aircraft Cessna
Aircraft Piper
Engine Continental
Material Aluminum
