Horton Heavy Duty Fan Clutch HT650, 5 in Pilot Diameter, 6 Studs, 3.5 in Flange Bolt Circle, 17.7 in Stud Length
#HOR991451
Specifications
| Application | Mack, Van Hool Bus |
| Clutch To Fan Mounting Surface (C) | 2-1/64 in |
| Clutch To Fan Mounting Surface (G) | 2-1/64 in |
| Engine MFR | Mack, Cummins |
| Engine Model(S) | EN-300, E7-350, E7, LT 10 |
| Flange Bolt Circle (D) | 3-1/2 in |
| Flange Thickness (E) | 1/4 in |
| Hub Pilot Diameter | 2-9-16 in |
| Kit Includes | Mounting Bracket, Drive Sleeve Assembly, Friction Disc, Silicone Sleeve, Piston Assembly (Incl. Friction Facing & Bshng), Compression Spring, O-Ring Seal, Air Chamber Assembly, Cap Screw, Set Screw, Washer, Retaining Washer, Pan Head Screw, Shoulder Screw, Locking, Rotary Air Union, O-Ring |
| Length | 5-15/64 in |
| Number of Slots/Holes (G) | 6 |
| Number of Studs | 6 |
| OEM # | 981446, 981442 |
| Pilot Depth Diameter (A1) | 3/16 in |
| Pilot Diameter | 5 in |
| Slot Width/Thread (F) | 0.41 |
| Stud Bolt Circle (C) | 6 |
| Type | HT650 |
| Vehicle Model(s) | CL, CH, CX, LE, RD, FDM, MC, DM, RB, CHN, T800 Bus |
| Vehicle Years | 1993-2007, 1992-1993 |
Interchanges & Equivalent parts:
| 25171842 |
| 8009N |
| 991439 |
| HOR991439 |
| 40MH410A |
| 991433 |
