• 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.

Technical Specifications

Length Through Bore (mm)	127 mm
Size Code	3.5
Max Bore w/standard key	3.75 in
Model	FASTS
Material	Carbon Steel
Length Through Bore (in)	4.1875 in
Outside Diameter (in)	11 in
Coupling Size	3.5
Component Type	Flex Hub
Measurement System	Imperial
Coupling Type	Gear Coupling
Lube/Non-Lube	Lubricated
Speed Max (rpm)	6,000 rpm
Hub Diameter (in)	5 in
Sleeve Outside Diameter (in)	11 in
Bore Type	Rough Bore
Torque Rating (in-lb)	148,000 in/lbs
Tooth Profile	Straight
Configuration	Full Flex
Bore Size Max (in)	3.75 in

General Specifications

UPC	662384135091
Weight	31.59 LB
Packaged Length	9.70 IN
Packaged Width	9.80 IN
Packaged Height	4.70 IN
HTC	8483.90.8010
Country of Origin	Mexico