4 Bolt Couplings
Four bolt couplings are used on four bolt hole gearbox output flanges. Spigots or pilots can be either male or female. Isoflex couplings are configured to the most common flanges.
* Spicer bolt pattern
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Model | Gearbox Flange Bolt Circle Diameter (mm)(in) |
Gearbox Flange Bolt Size |
Gearbox Flange Index Ring Type |
Gearbox Flange Index Ring Diameter (mm)(in) |
Isoflex Coupling Outside Diameter (mm)(in) |
Isoflex Coupling Inside Diameter (mm)(in) |
Isoflex Coupling Thickness (mm)(in) |
Heavy Duty (Nm)(ftlb) | Medium Duty (Nm)(ftlb) | Pleasure Craft (Nm)(ftlb) | Data Sheet |
---|---|---|---|---|---|---|---|---|---|---|---|
IFC-4200-90 | 783.07 | M10M10 | FF | 501.97 | 1254.92 | 351.38 | 25.00.98 | 400290 | 600440 | 680500 | Download |
IFC-4300-SP | 82.553 1/4" PCD | 3/8 inch UNF3/8 inch UNF | FF | 66.802.630 | 1254.92 | 451.77 | 25.00.98 | 500369 | 750553 | 850626 | Download |
IFC-4300-95 | 82.553.25 | 3/8inch3/8inch | FF | 63.52.50 | 1254.92 | 351.38 | 25.00.98 | 500369 | 750553 | 850626 | Download |
IFC-4400-95 | 1003.94 | M1010mm | FF | 652.56 | 1455.71 | 501.97 | 25.00.98 | 500369 | 750553 | 850626 | Download |
IFC-4500-HT | 107.954.25 | 7/16 inch7/16 inch | FF | 63.52.50 | 1485.83 | 451.77 | 28.61.13 | 1180870 | 17701304 | 20001474 | Download |
IFC-4500-IV-HT | 107.954.25 | 7/16inch7/16inch | FF | 63.52.50 | 1505.91 | 542.12 | 361.42 | 1180855 | 17701280 | 20001445 | Download |
IFC-4500-95 | 107.954.25 | 7/16inch7/16inch | FF | 63.52.50 | 1505.91 | 451.77 | 28.61.13 | 675497 | 1000737 | 1150848 | Download |
IFC-4550-HT | 107.954.25 | 7/16inch7/16inch | FF | 63.52.50 | 1505.91 | 451.77 | 28.61.13 | 900663 | 1350995 | 15301128 | Download |
IFC-4550-95 | 107.954.25 | 7/16inch7/16inch | FF | 63.52.50 | 1505.91 | 451.77 | 28.61.13 | 435321 | 650479 | 740545 | Download |
IFC-4600-95 | 803.15 | M10M10 | MM | 602.36 | 1254.92 | 351.38 | 25.00.98 | 375276 | 560413 | 640472 | Download |
IFC-4700-95* | 95.253.75 rect | 7/16inch rect7/16inch | FF | 69.852.75 | 1355.31 | 501.97 | 32.01.26 | 600442 | 900663 | 1000737 | Download |
IFC-4800-95* | 79.3753.13 rect | 3/8inch rect3/8inch | FF | 60.332.38 | 1254.92 | 351.38 | 25.00.98 | 310228 | 465343 | 525387 | Download |
IFC-4900-95* | 120.654.75 rect | 1/2inch rect1/2inch | FF | 95.253.75 | 1756.89 | 501.97 | 36.51.44 | 1200884 | 18001327 | 20001474 | Download |