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  • Model B (bushed) flanges are made of the same high-strength cast iron as the S flanges
  • B flanges are designed to accommodate the industry standard bushing for easy installation and removal
  • B flanges are available in sizes 6 through 16
Unit of Measure




Coupling Size

N/A 14B


N/A Coupling Flange


N/A Cast Iron


N/A 51.40 lb


N/A Gray

Bore Type

N/A Bored to Accept F QD Bushing

Bushing Required


Coupling Type

N/A S-Flex

Flange UPC Number

N/A 35447

Dimensional Data

Keyway Size (W x D)

N/A No Keyway

Hub Diameter

N/A 6.630 in168.40 mm

Outside Diameter

N/A 13.875 in352.43 mm

Approx. Bore

N/A 3.940 in100.08 mm

Dimension FL

N/A 2.250 in57.15 mm

Dimension L1

N/A 3.690 in93.73 mm

Dimension L2

N/A 3.630 in92.20 mm

Dimension P

N/A 1.000 in25.40 mm

Cubic inches

N/A 710.38266 in³

Performance Data

Nominal Torque (with EPDM Sleeve)

N/A 18000 in·lb2033.73 N·m

Max. Speed

N/A 2200 rpm

Torsional Stiffness

N/A 68755.00 in·lb/rad

Rated HP at 100 rpm

N/A 28.60 hp

Rated HP at 1,200 rpm

N/A 343.00 hp

Rated HP at 1,800 rpm

N/A 514.00 hp
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