• Largest Selection of finished bore sheaves of any other manufacturer - Browning offers finished bore sheaves in both A and B Combination (A/B) configuration. 1 and 2 Grooves are available to meet any fractional horsepower requirement.
• Combination Groove - All Browning BK Sheaves permit the running of A, 4L, B and 5L Belts to be run in them, thus providing a variety of different pitch diameters and horsepowers.

Technical Specifications

Pitch Diameter (A)	3.7
Model Name	BK_Sheave_Master2
Material	Cast Iron
Pitch Diameter (B)	4.2
Number of Grooves	1
Outside Diameter (in)	4.25 in
Bore (in)	1 in
Product Type	FHP - Finished Bore
Belt Section	4L or A, 5L or B
Bore Type	Finished with Keyway and SS
Keyway Size	.250
Face Width (in)	0.875
Pulley Construction	Webbed
Overall Width (in)	1.28125
Set Screw Tightening Torque (in-lb)	90
Set Screw Thread	5/16-18UNC-3AX1/4

General Specifications

UPC	662289207985
Weight	2.03 LB
Packaged Length	4.60 IN
Packaged Width	4.70 IN
Packaged Height	1.70 IN
HTC	8483.50.9040
Country of Origin	Mexico