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2284248

Image for Illustration purposes only. Actual product may vary

Kop-Flex 4F MMHUB14 (Rexnord PN 2284248) is a Size 4 FASTS gear coupling mill motor hub designed for NEMA 14 mill-motor frames. This carbon steel hub has a 12.5" outside diameter, 4.248" max bore, and 5" length through bore. It features the FASTS metallic seal for extended lubricant life and is a direct replacement for competitor hubs.

MODEL 2284248

BRAND

SKU

2292986

WEIGHT

53.780 lb

UOM

each

UPC

662384728309

Contact supplier for technical support on: 800-626-2120

$1,922.31 Each

Prices are subject to change

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Typically Ships in: 1 day

Returnable:No

Bore Size Max

4.248

Bore Type

Taper Bore

Component Type

Mill Motor Hub

Coupling Size

4

Coupling Type

Gear Coupling

Hub Diameter (in)

5.75

Length Through Bore (in)

5

Length Through Bore (mm)

127

Lube/Non-Lube

Lubricated

Material

Carbon steel

Measurement System

Imperial

Model

FASTS

OD

12.5

Size Code

4

Sleeve Outside Diameter (in)

12.5

Speed Max (rpm)

5260

Tooth Profile

Straight

Torque Rating (in-lb)

236000

  • Provides 300% greater lubricant capacity than o-ring style couplings.
  • Greater lubricant capacity allows longer periods between scheduled lubrications and longer service life.
  • Straight tooth design provides improved load distribution, lower stresses and longer life for the gear teeth.

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