Skip to content Skip to navigation menu
Fast's® Gear Coupling

3 1/2F FHUB

Fast's® Gear Coupling
Item #100816191
  • Size 3 1/2F Gear Coupling Flex Hub
  • RSB
  • Bore Range 1/2" to 3 3/4"
Fast's® Gear Coupling
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • Size 3 1/2F Gear Coupling Flex Hub
  • RSB
  • Bore Range 1/2" to 3 3/4"

applications

  • Motors
  • Pumps
  • Gearboxes
  • Runout tables
  • Overhead cranes
  • Main drives
  • Refiners
  • Rolling mills
  • Barkers

features

  • All-metal end ring seal design for maximum service life. The industry standard for over 75 years.
  • 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.
Coupling Type Gear
RPM [Max] 6000 rpm
Input Bore Range 1/2" to 3 3/4"
Hub Dia. 5 in
Torque Rating [Max] 148000 in lb
Bore Type Rough
Bore Dia. [Max] 3 3/4 in
O.D. 11 in
Speed [Max] 6000 rpm
Component Type Flex Hub
Coupling Size 3.5
Inch/Metric Inch
Lubricated Yes
Length Through Bore 4.188 in, 127 mm
Torque Rating 148000 in-lb
Tooth Profile Straight
HP @ RPM 235 hp @ 100 rpm
Bore Dia. [Min] 1/2 in
Configuration Full Flex
Bore Size [Max] 3.75
Material Carbon Steel
Sleeve O.D. 11 in
Bore with Standard Key [Max] 3.75
Model Fasts
Weight 31.585 LB
EAN or UPC 662384135091
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison