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Home / Categories / Couplings / 2 1/2H SB FR FB
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Couplings

Kop-Flex 2 1/2H SB FR FB

SERIES H PLUS

BrandKop-Flex
Part Number2275550
GDS #GDS-109068
Material
Medium Carbon Steel
Bolt Type
Shrouded
Bore Size Max (in)
3.5 in
Bore Type
Finished Bore

Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.

Product Overview

  • 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 interchangeability in flex halves.
  • Precision-drilled flange bolt holes with special body-fitting, grade 5 bolts for a long-lasting piloted flange connection.
Material
Medium Carbon Steel
Bolt Type
Shrouded
Bore Size Max (in)
3.5 in
Bore Type
Finished Bore
Compatible Bore Size [Min] (in)
0 in
Compatible Bore Size Flex Hub [Min] (in)
0.9375 in
Compatible Bore Size Rigid Hub [Min] (in)
1.375 in
Configuration
Flex Rigid
Coupling Size
2.5
Coupling Type
Gear Coupling
Fastener Quantity
10
Fastener Size
1/2 x 1 5/16
Length Through Bore (in)
2.9063 in
Lube/Non-Lube
Lubricated
Max Bore w/standard key for Flex Hub
3.5 in
Measurement System
Imperial
Outside Diameter (in)
8.375 in
Rating HP @ 100 RPM
90
Speed Max (rpm)
7,900 rpm
Style
Series H
Tooth Profile
Straight faced, Involute Stub Tooth
Torque [Max] (in-lb)
113,400 in/lbs
Torque Rating (in-lb)
56,700 in/lbs

Always verify dimensions, load ratings, material, and seal type before ordering.

BrandiManufacturer or product brand
Kop-Flex
Mfg. Catalog NumberiManufacturer catalog number
2 1/2H SB FR FB
Mfg. Part NumberiManufacturer part number
2275550
GDS #iGDS internal part number
GDS-109068
CategoryiCatalog classification
Couplings
UPCiUniversal Product Code
662384147377
Model NameiManufacturer model designation
H_1-7_FR_Master

Documents & Support

  • PDFCatalog PageView
  • 3D/2D CAD Model (view/download)View
  • PDFInstallation ManualView

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Price Each
$3,787.18
Available
Qtymin. 1
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