• Incorporates Browning Split Taper Bushing - The only bushing system that provides a true Key-to-Key drive to both the shaft and the hub.
• Combination Groove - All Browning B Sheaves permit the running of A and B Belts to be run in them, thus providing a variety of different pitch diameters and horsepowers.
• Close Grain Cast iron - Close grain cast iron allows Browning to machine our sheaves to the closest tolerances possible.

Technical Specifications

Model Name	3TB-L_Sheave_Master
Outside Diameter (in)	7.68 in
Number of Grooves	3
Pulley Material	Cast Iron
Material	Cast Iron
Bushing Used	Q1
Overall Length (in)	3.171875 in
Pitch Diameter (A)	7.2
Pitch Diameter (B)	7.7
Datum Diameter (B)	7.4
Datum Diameter (A)	7
Belt Section	A, B
Product Type	Multiple Sheaves
Bore (Min) (in)	0.75 in
Bore Type	Split Taper Bushed
Keyway Size	.500
Overall Width (in)	3.15625
Face Width (in)	2.5
Pulley Construction	Webbed
Bushing Bore Range	2.6875 - 2.6875

General Specifications

UPC	662289141999
Weight	13.80 LB
Packaged Length	9.10 IN
Packaged Width	8.90 IN
Packaged Height	2.60 IN