FMM Type Mill Universal Hubs - Rough Stock Bore

The FMM Type coupling consists of one universal  hub (FMM Mill Type), one standard F Type flex hub, two standard F Type flex sleeves, and one accessory kit. This coupling is supplied with exposed bolts as standard, with shrouded bolts are available upon request through size 5.5.

The FMM Type Mill Universal hub accommodates AISE Mill Motor frame sizes (with the two sleeves and second hub being standard F Type).

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Item #

Description 

Max. Bore (Dimensions ID1/ID2)

Nominal Torque

Max. Speed (Unbalanced)

Dimension FD

Dimension HD

Length Through Bore of Universal Hub (LTB1)

N/A FMM 1 HUB RSB N/A 1.625 in42 mm N/A 7600 in·lb850 N·m N/A 6000 rpm N/A 4.56 in115.82 mm N/A 2.310 in58.67 mm N/A 4.000 in101.60 mm
N/A FMM 1.5 HUB RSB N/A 2.125 in56 mm N/A 18900 in·lb2140 N·m N/A 5500 rpm N/A 6.00 in152.40 mm N/A 3.000 in76.20 mm N/A 4.500 in114.30 mm
N/A FMM 2 HUB RSB N/A 2.750 in73 mm N/A 31500 in·lb3560 N·m N/A 5000 rpm N/A 7.00 in177.80 mm N/A 4.000 in101.60 mm N/A 5.500 in139.70 mm
N/A FMM 2.5 HUB RSB N/A 3.250 in85 mm N/A 56700 in·lb6410 N·m N/A 4400 rpm N/A 8.38 in212.85 mm N/A 4.630 in117.60 mm N/A 6.500 in165.10 mm
N/A FMM 3 HUB RSB N/A 4.000 in107 mm N/A 94500 in·lb10700 N·m N/A 4000 rpm N/A 9.44 in239.78 mm N/A 5.630 in143.00 mm N/A 7.000 in177.80 mm
N/A FMM 3.5 HUB RSB N/A 4.625 in125 mm N/A 151200 in·lb17100 N·m N/A 3500 rpm N/A 11.00 in279.40 mm N/A 6.5 in165.10 mm N/A 7.500 in190.50 mm
N/A FMM 4 HUB RSB N/A 5.375 in145 mm N/A 220500 in·lb24900 N·m N/A 3000 rpm N/A 12.50 in317.50 mm N/A 7.500 in190.50 mm N/A 8.250 in209.55 mm
N/A FMM 4.5 HUB RSB N/A 6.000 in165 mm N/A 302400 in·lb34200 N·m N/A 2700 rpm N/A 13.63 in346.20 mm N/A 8.500 in215.90 mm N/A 9.000 in228.60 mm
N/A FMM 5 HUB RSB N/A 6.500 in180 mm N/A 434700 in·lb49100 N·m N/A 2500 rpm N/A 15.31 in388.87 mm N/A 9.500 in241.30 mm N/A 9.500 in241.30 mm
N/A FMM 5.5 HUB RSB N/A 7.500 in200 mm N/A 573300 in·lb64800 N·m N/A 2200 rpm N/A 16.75 in425.45 mm N/A 10.50 in266.70 mm N/A 10.500 in266.70 mm
N/A FMM 6 HUB RSB N/A 8.250 in225 mm N/A 749700 in·lb84700 N·m N/A 2100 rpm N/A 18.00 in457.20 mm N/A 11.50 in292.10 mm N/A 11.250 in285.75 mm
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