• 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

Coupling Size	2.5
Tooth Profile	Straight faced, Involute Stub Tooth
Outside Diameter (in)	8.375 in
Bolt Circle	7.125 in
Coupling Type	Gear Coupling
Bolt Type	Exposed
Material	Medium Carbon Steel
Bore Type	Finished Bore
Length Through Bore (in)	3.03125 in
Model Name	H1-7FF_Master
Fastener Quantity	6
Rating HP @ 100 RPM	90
Compatible Bore Size [Min] (in)	0.9375 in
Style	Series H
Torque Rating (in-lb)	56,700 in/lbs
Measurement System	Imperial
Configuration	Full Flex
Speed Max (rpm)	7,900 rpm
Overall Length (in)	5.375 in
Torque [Max] (in-lb)	113,400 in/lbs
Lube/Non-Lube	Lubricated
Sleeve Type	Flanged
Fastener Size	5/8 x 2 3/4
Bore Size Max (in)	3.5 in

General Specifications

UPC	662384146622
Weight	40.48 LB