TAPERED EDGE SERIES STEEL Flat Tapered Edge Steel Series Schematic


Product Guide
Part Number
Wheel Diameter
A
Wheel Width
B
Taper Length
C
Taper Diameter
D
Standoff Length
E
Standoff Diameter
F
Through Hole
G
Bearing
H
Auxiliary Seal
Application
Hardened Steel Body R27ABRG R27A/BRG 2-3/4" 1-1/2" 1/2" 2-1/8" ---- ---- ---- (2) BGAS ---- Moderate Contamination
R27AAD2 2-3/4" 1-1/2" 1/2" 2-1/8" 3.1 1-1/2" 5/8" (2) BGAS ---- Moderate Contamination
R27AB1 2-3/4" 1-1/2" 1/2" 2-1/8" 0.16 1-1/8" 1/2" (2) BGAS ---- Moderate Contamination
R27AB2 2-3/4" 1-1/2" 1/2" 2-1/8" 0.16 1-1/8" 5/8" (2) BGAS ---- Moderate Contamination
R27ALLB1 2-3/4" 1-1/2" 1/2" 2-1/8" 0.83 1-1/2" 1/2" (2) BGAS ---- Moderate Contamination
R27AU2 2-3/4" 1-1/2" 1/2" 2-1/8" 0.41 1-3/8" 5/8" (2) BGAS ---- Moderate Contamination
R27AUA2 2-3/4" 1-1/2" 1/2" 2-1/8" 1.57 1-3/8" 5/8" (2) BGAS ---- Moderate Contamination
Carbon Steel Body R37ABRG R37A/BRG 3-1/2" 1-1/2" 1/2" 2-7/8" ---- ---- ---- (2) BGAS ---- Moderate Contamination
R37AAD2 3-1/2" 1-1/2" 1/2" 2-7/8" 3.1 1-1/2" 5/8" (2) BGAS ---- Moderate Contamination
R37AB2 3-1/2" 1-1/2" 1/2" 2-7/8" 0.16 1-1/8" 5/8" (2) BGAS ---- Moderate Contamination
R37ABD1 3-1/2" 1-1/2" 1/2" 2-7/8" 0.428 1-1/8" 1/2" (2) BGAS ---- Moderate Contamination
R37AU1 3-1/2" 1-1/2" 1/2" 2-7/8" 0.41 1-3/8" 1/2" (2) BGAS ---- Moderate Contamination
R37AU2 3-1/2" 1-1/2" 1/2" 2-7/8" 0.41 1-3/8" 5/8" (2) BGAS ---- Moderate Contamination
R37AUA1 3-1/2" 1-1/2" 1/2" 2-7/8" 1.57 1-3/8" 1/2" (2) BGAS ---- Moderate Contamination
R37AUAB1 3-1/2" 1-1/2" 1/2" 2-7/8" 1.57 1-1/2" 1/2" (2) BGAS ---- Moderate Contamination
R37AUAB2 3-1/2" 1-1/2" 1/2" 2-7/8" 1.57 1-1/2" 1/2" (2) BGAS ---- Moderate Contamination
Carbon Steel Body R5BRS2 R5BRS2 3-1/2" 3" 9/16" 2-1/2" 0.05 2" 5/8" (2)BGAS (1) NRT (1) DC150 High Contamination
Hardened Steel Body R39HBRG R39H/BRG 4" 1-5/8" 5/8" 3-3/8" ---- ---- ---- (2) BGAS (2) NRT High Contamination
R39HADD2 4" 1-5/8" 5/8" 3-3/8" 2.942 2" 5/8" (2) BGAS (2) NRT High Contamination
R39HAUB2 4" 1-5/8" 5/8" 3-3/8" 1.487 1-1/2" 5/8" (2) BGAS (2) NRT High Contamination
R39HB2 4" 1-5/8" 5/8" 3-3/8" 0.077 1-1/8" 5/8" (2) BGAS (2) NRT High Contamination
R39HB3 4" 1-5/8" 5/8" 3-3/8" 0.077 1-1/8" 3/4" (2) BGAS (2) NRT High Contamination
R39HGGB2 4" 1-5/8" 5/8" 3-3/8" 2.6 2" 5/8" (2) BGAS (2) NRT High Contamination
R39HGGB3 4" 1-5/8" 5/8" 3-3/8" 2.6 2" 3/4" (2) BGAS (2) NRT High Contamination
R39HLLB2 4" 1-5/8" 5/8" 3-3/8" 0.747 1-1/2" 5/8" (2) BGAS (2) NRT High Contamination
R39HR3 4" 1-5/8" 5/8" 3-3/8" 0.327 2" 3/4" (2) BGAS (2) NRT High Contamination
R39HU2 4" 1-5/8" 5/8" 3-3/8" 0.327 1-3/8" 5/8" (2) BGAS (2) NRT High Contamination
R39HU3 4" 1-5/8" 5/8" 3-3/8" 0.327 1-3/8" 3/4" (2) BGAS (2) NRT High Contamination
R39HUAB2 4" 1-5/8" 5/8" 3-3/8" 1.487 1-1/2" 5/8" (2) BGAS (2) NRT High Contamination


BEARING INFORMATION

BGA – A 52MM (6205) Bearing used in high-speed applications

BGAS – A 52MM (6205) Bearing used in low to moderate speed applications where high contamination is present

BGF – A 52MM Collar locking bearing used in low to moderate speed applications where moderate contamination is present (used only for 1" shaft mounts)

BGBS – A 40MM (6203) Bearing used in low to moderate speed applications where high contamination is present

BGB – A 40MM (6203) Bearing used in high-speed applications

NB21 – A Fixed Bearing used in underwater applications

AUXILIARY SEAL INFORMATION

NRT – An auxiliary bearing seal that provides excellent protection in high contamination areas to greatly improve bearing life. The NRT seal has a low friction coefficient, providing low bearing drag.