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Gearboxes, Gearheads & Speed Reducers

Boston Gear F872B-14K-B11-M1

Boston Gear F872B-14K-B11-M1

F872 D/R RED, 14 Ratio, Quill Input, Base Mount

Model: F872B-14K-B11-M1
Boston Gear’s 800 Series contains a focused selection of compact, heavy duty helical gear drives that offer long-life performance and simplified maintenance. A broad range of reduction ratios suit an even broader range of specifications, while a variety of input shaft configurations maximize flexibility. In addition, the number of products that complement this series of gear drives make it an ideal choice for today’s industrial distributor. The 800 Series provides a functional interchange for SEW Eurodrive and other European manufacturers’ helical gear drives, making it uniquely practical for replacement applications.

Boston Gear F872B-2.9K-B11-M1

F872 D/R RED, 2.9 Ratio, Quill Input, Base Mount

Model: F872B-2.9K-B11-M1
Boston Gear’s 800 Series contains a focused selection of compact, heavy duty helical gear drives that offer long-life performance and simplified maintenance. A broad range of reduction ratios suit an even broader range of specifications, while a variety of input shaft configurations maximize flexibility. In addition, the number of products that complement this series of gear drives make it an ideal choice for today’s industrial distributor. The 800 Series provides a functional interchange for SEW Eurodrive and other European manufacturers’ helical gear drives,making it uniquely practical for replacement applications.

Gearboxes, Gearheads & Speed Reducers

Boston Gear F872B-5.1K-B11-M1

Boston Gear F872B-5.1K-B11-M1

F872 D/R RED, 5.1 Ratio, Quill Input, Base Mount

Model: F872B-5.1K-B11-M1
Boston Gear’s 800 Series contains a focused selection of compact, heavy duty helical gear drives that offer long-life performance and simplified maintenance. A broad range of reduction ratios suit an even broader range of specifications, while a variety of input shaft configurations maximize flexibility. In addition, the number of products that complement this series of gear drives make it an ideal choice for today’s industrial distributor. The 800 Series provides a functional interchange for SEW Eurodrive and other European manufacturers’ helical gear drives,making it uniquely practical for replacement applications.

BOSTON GEAR FC-15-1/2 SHAFT COUPLING

Boston Gear FC15 1/2
Steel FC Coupling, Size 15, 1/2 in. Bore
MFR #FC15 1/2

Boston Gear FC20-1

Shaft Coupler Body, Coupling Size FC20, Outside Diameter 2 in, Coupling Overall Length 3 11/16 in, System of Measurement Inch, Hub Material Carbon Steel, Maximum Speed 3,450 RPM, Keyway Depth 1/8 in, Keyway Width 1/4 in, Bore Diameter 1 in, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Straight, Bore Tolerance +0.001/-0.000 in, Hub Diameter 1 3/4 in

Boston Gear FC20-1/2 Jaw coupling hub

RPM [MAX] 1800 rpm
LENGTH THROUGH BORE 1.57 in
OUTSIDE DIA. 2 in
KEYWAY SIZE 1/8 x 1/16
LOCK TYPE Setscrew
COUPLING SIZE FC20
MATERIAL Steel
HUB DIA. 1 3/4 in
WEIGHT 1.181 LB
EAN OR UPC 781711082584

Boston Gear FC20-15/16 jaw coupling hub

Key Features

  • Size - Jaw Couplings FC20
  • Keyway Size Type 1/4 in x 1/8 in
  • Material - Hubs Steel
  • Outside Dia. 2 in
  • Assembled Coupling Length 3.69 in

Boston Gear FC20-3/4 Shaft Coupler hub

Size - Jaw Couplings FC20
Bore Dia. 3/4 in
Keyway Size Type 3/16 in x 3/32 in
Material - Hubs Steel
Outside Dia. 2 in
Assembled Coupling Length 3.69 in
Overall Length 3.69 in
UNSPSC 31163003
Product Description
Steel Jaw Coupling Hubs connect to drive shafts to provide dependable power transfer in high-temperature applications. A complete assembly requires two hubs and one jaw coupling spider, available separately.

Boston Gear FC20-5/8

Description

Shaft Coupler Body, Coupling Size FC20, Outside Diameter 2 in, Coupling Overall Length 3 11/16 in, System of Measurement Inch, Hub Material Carbon Steel, Maximum Speed 3,450 RPM, Keyway Depth 3/32 in, Keyway Width 3/16 in, Bore Diameter 5/8 in, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Straight, Bore Tolerance +0.001/-0.000 in, Hub Diameter 1 3/4 in

Boston Gear FC20-7/8 Jaw coupling hub

Series      : FC Series
Coupling Size      : FC20
Bore Diameter      : 7/8 in
Hub Diameter      : 1-3/4 in
Hub Length      : 1-1/8 in
Keyway Size      : 3/16 x 3/32 in
Maximum Speed      : 1750 rpm
Length Through Bore      : 1-4/16 in
Screw Size      : 5/16-18
Material      : Steel

Boston Gear FC20-9/16 Jaw coupling hub

  • Size - Jaw Couplings: FC20
  • Keyway Size Type: 1/8 in x 1/16 in
  • Material - Hubs: Steel
  • Outside Dia.: 2 in
  • Assembled Coupling Length: 3.69 in
  • Keyway Size: 1/8" x 1/16"
  • Overall Length: 3.69 in

Boston Gear FC45 2in Steel FC Coupling

PRODUCT DETAILS
  • Size FC45 Coupling Hub
  • 2" Bore
FEATURES
  • No lubricant required
  • Complete with keyway and setscrew
  • Precision machined
MFR # FC45 2 HALF HUB 08310