• 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

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

General Specifications

UPC	662384140118
Weight	959.32 LB