2024 School Bus Catalog

HUBCAPS / SUPPORT BEARING

6 BOLT HUBCAPS

Flange Diameter

Bolt Circle

Bolt Size

Overall Depth

Inside Depth

L/C V/C Part #

Gasket #

Inner

Outer

1643C30

SKF SO

5.5" 0.349" 6.25"

1.73"

4.44"

6.25"

SMC SM 343-4024

4.5"

5/16" 2-5/8" 1-7/8" 3-1/2"

5-1/4"

330-3024

ALUMINUM HUB CAPS Part No. Zytel SKF 1843 SKF 1643 340-4009 *SKF 1841 SKF 1343 349-4009 SKF 1869 SKF 1696 343-4195 *SKF 1899 SKF 1399 349-4195

*SPECIAL ORDER ONLY

Stemco (SMC) National

Dual Dynamics Axle Lubrication Type

HU-009A 203-P

TN Oil

N/A N/A N/A

283-G 257-P 255-G

TN Grease

TP Oil

TP Grease

SPI/SP SPICER DRIVE SHAFT CENTER SUPPORT BEARING

Bearing ID

Ci to Mounting B

Bracket Width C

C-L to C-L D

Bolt Hole

Part No.

Series Style

212134-1X SPL70 22 1.771" 212135-1X SPL70 19 1.771" 210121-1X 1710 20 1.968" 212142-1X SPL100 20 1.968"

2.689" 2.689" 2.78" 2.78"

2.25" 2.25" 2.25" 2.25"

7.622" 0.56" 7.622" 0.56"

7.62" 7.62"

0.56" 0.56"

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