• 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.

Technical Specifications

Outside Diameter (in)	20.75 in
Bore Type	Finished Bore
Bolt Type	Exposed
Rating HP @ 100 RPM	1,840
Model Name	H1-7FF_Master
Coupling Size	7
Fastener Quantity	16
Bolt Circle	18.25 in
Length Through Bore (in)	8.6875 in
Material	Medium Carbon Steel
Coupling Type	Gear Coupling
Tooth Profile	Straight faced, Involute Stub Tooth
Hub Diameter (in)	13.5 in
Configuration	Full Flex
Torque [Max] (in-lb)	2,320,000 in/lbs
Speed Max (rpm)	3,000 rpm
Torque Rating (in-lb)	1,160,000 in/lbs
Measurement System	Imperial
Style	Series H
Compatible Bore Size [Min] (in)	4 in
Overall Length (in)	15.375 in
Lube/Non-Lube	Lubricated
Sleeve Type	Flanged
Fastener Size	1 x 3 5/8
Bore Size Max (in)	10.38 in

General Specifications

UPC	662384146707
Weight	959.32 LB