This is a replacement O.S. Engines 40-240 Front Engine Bearing, and is intended for use with the O.S. 50SX-H Helicopter Engine. Dimensions: Inner Diameter: 9.5mm (.375") Outer Diameter: 22.2mm (.875") Width: 7.1mm (.280") This Part Is Compatible With 40 SF
This is a replacement O.S. Engines 40-240 Front Engine Bearing, and is intended for use with the O.S. 50SX-H Helicopter Engine.
Dimensions:
Inner Diameter: 9.5mm (.375″)
Outer Diameter: 22.2mm (.875″)
Width: 7.1mm (.280″)
| 40 SF | 40 SF ABC | 40 SF-S ABC | 40 VF ABC |
| 40 FSR | 45 FSR | 45 FSR-H | 46 SF |
| 46 SF ABC | 46 SF ABC REV | 46 SF-P | 46 SF-P ABC |
| 46 SF-S ABC | 46 SF-H | 46 VF ABC | 46 VF ABC-P |
| 50 FSR | 50 FSR-H | 61 SF | 61 SF-P |
| 61 SF ABC | 61 SF ABC-P | 61 SFN-H ABC w/6B carb | 61 SFN-H w/6B carb |
| 61 RF-H | 61 RF-H pump | 61 RF ABC | 61 RF ABC-P |
| 61 RF-HS w/cone | 61 RFN | 61 RF ABC HANNO | 61 RFN-H ABC |
| 61 FSR | 61 VR-M ABC | 65 VR-M ABC | 65 VR-DF ABC |
| FS-70 Surpass | 81 VR-M ABC | 91 VR-DF | 91 VR-DF small |
| FS-91 Surpass | FT-120II Twin | FT-160 Twin | FF-240 4cyl |
| FF-320 4 cyl | FF-240 4 cyl |
NOTE: This part may be compatible with other O.S. engines. Please check your owner’s manual and cross reference the part number to verify that this is the correct part for your engine.
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