BOSTON GEAR Jaw Coupling Spiders

Includes a variety of bronze, polypropylene and rubber jaw coupling spiders for applications requiring different vibration dampening and misalignment handling abilities

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BOSTON GEAR -

Coupling Rubber Insert

BOSTON GEAR XFCR12

A

Style	Model	Coupling Size	Outside Dia.	Material	Type	Torque	Max. Speed	Parallel Misalignment	Angular Misalignment	Price
A	XFCR12	FC12	1 1/4"	Rubber	Oil Resistant	65 lbs.-in.	3450 RPM	0.002"	1.5°	€72.70
A	XFCR15	FC15	1 1/2"	Rubber	Synthetic Rubber	125 lbs.-in.	3450 RPM	0.002"	1.5°	€90.02
A	XFCR20	FC20	2"	Synthetic Rubber	Synthetic Rubber	250 lbs.-in.	3450 RPM	0.002"	1.5°	€97.77
A	XFCR25	FC25	2 1/2"	Rubber	Synthetic Rubber	450 lbs.-in.	3450 RPM	0.002"	-	€135.29
A	XFCR30	FC30	3"	Synthetic Rubber	Synthetic Rubber	800 lbs.-in.	3450 RPM	0.002"	-	€147.04
A	XFCR38	FC38	3 3/4"	Synthetic Rubber	Synthetic Rubber	1600 lbs.-in.	1750 RPM	0.002"	1.5°	€184.00
A	XFCR45	FC45	4 1/2"	Rubber	Synthetic Rubber	2800 lbs.-in.	1750 RPM	0.002"	1.5°	€300.49

BOSTON GEAR -

Coupling Polypropylene Insert

BOSTON GEAR XFCA12

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Style	Model	Coupling Size	Outside Dia.	Type	Torque	Max. Speed	Material	Parallel Misalignment	Angular Misalignment	Price
A	XFCA12	FC12	1 1/4"	Synthetic Rubber	125 lbs.-in.	3450 RPM	Polyurethane	0.002"	1°	€82.87
A	XFCA15	FC15	1 1/2"	Polyurethane	250 lbs.-in.	3450 RPM	Polyurethane	0.002"	1°	€88.11
A	XFCA20	FC20	2"	Polyurethane	470 lbs.-in.	3450 RPM	Polyurethane	0.002"	1°	€108.10
A	XFCA25	FC25	2 1/2"	Polyurethane	845 lbs.-in.	3450 RPM	Polyurethane	0.002"	1°	€135.07
A	XFCA30	FC30	3"	Polyurethane	1500 lbs.-in.	3450 RPM	Polyurethane	0.002"	1°	€169.91
A	XFCA38	FC38	3 3/4"	Polyurethane	3000 lbs.-in.	1750 RPM	Polyurethane	0.002"	1°	€247.21
A	XFCA45	FC45	4 1/2"	Polyurethane	5250 lbs.-in.	1750 RPM	Polyurethane	0.002"	1°	€364.98

BOSTON GEAR -

Coupling Bronze Insert

BOSTON GEAR XFCBB12

A

Style	Model	Coupling Size	Outside Dia.	Torque	Max. Speed	Parallel Misalignment	Angular Misalignment	Color	Type	Price
A	XFCBB12	FC12	1 1/4"	200 lbs.-in.	1750 RPM	0.001"	0.5°	Bronze	Bost Bronze	€78.50
A	XFCBB15	FC15	1 1/4"	500 lbs.-in.	1750 RPM	0.001"	0.5°	Bronze	Bost Bronze	€82.69
A	XFCBB20	FC20	2"	1000 lbs.-in.	1150 RPM	0.001"	0.5°	Bronze	Bost Bronze	€105.37
A	XFCBB25	FC25	2 1/2"	1800 lbs.-in.	870 RPM	0.001"	0.5°	Bronze	Bost Bronze	€132.52
A	XFCBB30	FC30	3"	3200 lbs.-in.	690 RPM	0.001"	0.5°	Bronze	Bost Bronze	€158.50
A	XFCBB38	FC38	3 3/4"	7000 lbs.-in.	300 RPM	0.001"	0.5°	Bronze	Bost Bronze	€198.99
A	XFCBB45	FC45	4 1/2"	11000 lbs.-in.	100 RPM	0.001"	-	Bronze	Bost Bronze	€324.33

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