Humphreys Hitch and Trailer Parts

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Rockwell Trailer Hub-Drum 8 Bolt On 6 1/2" Bolt Circle
  • JM511946 Inner/JM205149 outer bearings
  • Fits Rockwell 10,000 lb. HD axles
  • Oil Bath
  • 5/8" studs with flange nuts
  • 12 1/4" X 3 3/8" Drum
Rockwell Hub-Drum trailer 8 bolt on 6 1/2 inch Parts Illustration
HUB-DRUM ASSEMBLIES
PART NO.
REF. NO.
DESCRIPTION
LUB.
STUD
Pilot Dia
120865-1P475A
Rockwell hub-drum with studs and races
Oil Bath
5/8"
4.75"
120865-1PA
Rockwell hub-drum with studs and races
Oil Bath
5/8"
4.88"
REPLACEMENT PARTS
PART NO.
REF. NO.
DESCRIPTION
ITEM
10-56
Oil Seal, 4.5x3.125"
1
JM511946
Inner Bearing
2
JM511910
Inner Race
3
10KARM120
Electric Brake Dis-Plate Armature
4
FL14201
Electric Brake Dis-Plate Armature Flathead screw
4A
14LN
Electric Brake Dis-Plate Armature locknut
4B
D090737
5/8"-18 X 3" drive-in wheel stud
5
6-209
Wheel Nut, 5/8" Swivel Flange Style
6
JM205110
Outer Race
7
JM205149
Outer Bearing
8
D005-224-00
Spindle washer, Plain
9
90623
Spindle Nut, 1 1/2"" Castellation
10
CP-3
Cotter Pin
11
12011-1
Complete Oil Cap Assembly
12
V75340
Replacement oil cap o-ring
12A
1201G
Replacement grease cap
12B
12011
Replacement oil cap
12B
RP-200
Rubber plug oil cap
12C