Premium Power transmission couplings
11SC78-14
UPC: 697950275703
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Cast Iron
Coupling Size 11
Outside Diameter 8.6250 in.
Length Thru Bore 2.9380 in.
9H 1 3/4
UPC: 697950277899
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Steel
Coupling Size 9
Outside Diameter 3.6250 in.
Length Thru Bore 1.9688 in.
Bore Type Finished Bore
Finished Bore Size 1.7500 in.
Key Way Size 3/8X3/16 in.
Number of Set Screws 1
Max Bore Size 2.1250 in.
8H PB
UPC: 697950277462
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Steel
Coupling Size 8
Outside Diameter 3.2500 in.
Length Thru Bore 1.7188 in.
Bore Type Rough Bore
Finished Bore Size 0.7500 in.
Max Bore Size 1.8750 in.
7H 1 5/8
UPC: 697950277202
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Steel
Coupling Size 7
Outside Diameter 2.8125 in.
Length Thru Bore 1.4688 in.
Bore Type Finished Bore
Finished Bore Size 1.6250 in.
Key Way Size 3/8X3/16 in.
Number of Set Screws 1
Max Bore Size 1.6250 in.
5H 1
UPC: 697950276434
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Steel
Coupling Size 5
Outside Diameter 2 in.
Length Thru Bore 1.0938 in.
Bore Type Finished Bore
Finished Bore Size 1 in.
Key Way Size 1/4 X 1/8 in.
Number of Set Screws 1
Max Bore Size 1.1250 in.
11H 1 7/8
UPC: 697950275499
Martin QUADRA-FLEX ® is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Available in sizes 3 to 16 in bored to size, QD Bushed, Spacer Type, and Plain Bore for custom requirements.
Material Steel
Coupling Size 11
Outside Diameter 5.2500 in.
Length Thru Bore 2.7188 in.
Bore Type Finished Bore
Finished Bore Size 1.8750 in.
Key Way Size 1/2 X 1/4 in.
Number of Set Screws 1
Max Bore Size 2.8750 in.
Material Steel
Coupling Size 14
Outside Diameter 6.5000 in.
Length Thru Bore 3.8438 in.
Bore Type Finished Bore
Finished Bore Size 3.8750 in.
Key Way Size 3/4 X 3/8 in.
Number of Set Screws 1
Max Bore Size 3.8750 in.
Material Steel
Coupling Size 11
Outside Diameter 5.2500 in.
Length Thru Bore 2.7188 in.
Bore Type Finished Bore
Finished Bore Size 2.8750 in.
Key Way Size 3/4 X 3/8 in.
Number of Set Screws 1
Max Bore Size 2.8750 in.