HUB INFORMATION
Part Number: 1521F--NT
Hub Number: 1521
Description: 10 Stud Hub w/11.25 Dia. Bolt Circle. Uses Outboard Drum - (1 1/8" - 16) Serrated Stud
Hub Material: Cast
Mounting Type: BSN
Drum Type: Outboard
Disc Wheel: N/A
Wheel Stud: N/A
Stud Stand Out: N/A
ABS Ring: 51053
Drum Options: 65541B, 65551B, 65651B, 65167B, 65169B
Drum Type: Outboard
Number of Studs: 10
Bolt Circle: 11.25
Stud Description: 1 1/8" - 16 Serrated Stud
Outer Bearing Cup: 3720
Outer Bearing Cone: 3782
Inner Bearing Cup: HM212011
Inner Bearing Cone: HM212047 or HM212049 or HM212049X
Webb Axle Group: 11
Cup Code: F
Notes: Stud Standout (Cast drums): Dimensions shown are for brake drums having (.62) back plate thickness.

Grease Hubcap Kit: 73655

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AXLE MANUFACTURER

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AXLE MANUFACTURER
ArvinMeritor (Rockwell)
FF-931, FF-941, FF-942, FF-943, FF-944, FF-961, FG-900, FG-931, FG-941, FG-942, FG-943, MFS-13, MFS-14

Dana Spicer (Eaton)
D-22, K-22

Westport
F3W-1600, F3W-1800/2000, F3W-1800D/2000, F6W-1600

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DRUM OPTIONS
Click on Drum Part Numbers for More Drum Information

Drum/Rotor Number	Brake Size	Notes
65167B	6.00	0.62 Back Plate Thickness
65169B	6.00	0.62 Back Plate Thickness Notched
65541B	4.00
65551B	5.00	0.50 Back Plate Thickness
65651B	5.00	0.62 Back Plate Thickness

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