• 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

Fastener Quantity	14
Rating HP @ 100 RPM	1,205
Coupling Type	Gear Coupling
Coupling Size	6
Outside Diameter (in)	18 in
Material	Medium Carbon Steel
Model Name	1-5-7_FF
Bore Type	Rough Bore
Tooth Profile	Straight Faced Involute Hub tooth
Bolt Type	Exposed
Length Through Bore (in)	7.40625 in
Bolt Circle	15.75 in
Measurement System	Imperial
Speed Max (rpm)	3,600 rpm
Overall Length (in)	14.8125 in
Lube/Non-Lube	Lubricated
Compatible Bore Size [Min] (in)	3.25 in
Configuration	Full Flex
Torque [Max] (in-lb)	1,518,000 in/lbs
Torque Rating (in-lb)	759,000 in/lbs
Style	FASTS
Sleeve Type	Flanged
Fastener Size	7/8 x 3 1/4
Bore Size Max (in)	6.5 in

General Specifications

UPC	662384010176
Weight	518.42 LB