When driving and driven shafts are widely separated, an unsupported or floating shaft is used to the span the gap. The two couplings required at each end of that shaft consist of one half of a standard coupling bolted to a Rigid Hub, each unit called a F
features
Large bore capacity with o-ring seal design. The most economical gear coupling design.
Curved face teeth (sizes 1 through 7) for up to 1.5 degrees static misalignment capability.
Series H coupling sleeves will bolt to all competitor couplings sizes 1 through 7 for interchangability in flex halves.
Precision-drilled flange bolt holes with special body-fitting, grade 5 bolts for a long-lasting piloted flange connection.
Size Code
2.5
Bore Type
Rough
Flange Type
Exposed Bolt
Sleeve O.D.
8.375 in
Length Through Bore
2.906 in, 73.819 mm
Model
Series H
Lubricated
Yes
Component Type
Rigid Hub
Hub Dia.
5.75 in
Coupling Size
2.5
Bore Dia. [Max]
4 in
Speed [Max]
7900 rpm
Bore with Standard Key For Rigid Hub [Max]
4
Torque Rating
56700 in-lb
Configuration
Gear
Tooth Profile
Crowned
Bolt Type
Exposed
Coupling Type
Gear
O.D.
8.375 in
Bore Size [Max]
4
Material
Carbon Steel
Inch/Metric
Inch
Weight
27.28 LB
EAN or UPC
662384110081
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