13 14 15 16
17 18 19 20
12
23 24 25
26 27
22
33 34
35
31
29
30
28
4X
3X
4X
2X
4X
4X
MILWAUKEE ELECTRIC TOOL CORPORATION
13135 W. Lisbon Road, Brookfi eld, WI 53005
Drwg. 2
6123-30
54-38-1750
B67A
6" RAT-TAIL ANGLE GRINDER with Lock
REVISED BULLETIN
DATE
Jan. 2009
SERVICE PARTS LIST
BULLETIN NO.
WIRING INSTRUCTION
CATALOG NO.
SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
STARTING
SERIAL NUMBER
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
1 05-55-0620 M5 Hex Nut (1)
2 05-88-1200 M4 x 16 Pan Hd. T-20 Screw (4)
3 05-88-1210 M4 x 14 Pan Hd. T-20 Screw (4)
4 05-88-1250 M4 x 20 Pan Hd. T-20 Screw (4)
5 05-88-1280 M4 x 10 Pan Hd. T-20 Screw (2)
6 05-88-1290 M4 x 76 Pan Hd. T-20 Screw (2)
7 05-88-1610 M4 x 25 Pan Hd. T-20 Screw (3)
8 05-88-1650 M3 x 10 Pan Hd. T-10 Screw (2)
9 05-90-0225 M4 Spring Washer (6)
10 12-20-6116 Service Nameplate (1)
11 10-15-1230 Warning Label (1)
12 14-29-0310 Gearcase Assembly (1)
13 02-04-0620 Ball Bearing (1)
14 02-50-1195 Needle Bearing (1)
15 28-14-0715 Gearcase4 (1)
16 34-40-0450 O-Ring (1)
17 40-50-1330 Compression Spring (1)
18 42-42-0580 Spindle Lock Tube (1)
19 44-42-0590 Spindle Lock Button (1)
20 42-60-1660 Spindle Lock Pin (1)
21 14-34-0800 Rear Handle Assembly (1)
22 14-73-0410 Spindle/Hub Assembly (1)
23 02-04-1150 Ball Bearing (1)
24 28-53-0410 Lower Gearcase Hub (1)
EXAMPLE:
Component Parts (Small #) Are Included
When Ordering The Assembly (Large #).
0
00
See Reverse Side
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
25 32-05-1310 Bevel Gear (1)
26 34-80-2275 Retaining Ring (1)
27 38-50-1280 Spindle (1)
28 14-78-0550 Switch Assembly with Lock (1)
29 05-88-1600 M4 x 10 Pan Hd. Slt. T-15 Screw (4)
30 23-66-2695 Switch (1)
31 16-10-7010 Service Armature Assembly (1)
33 23-27-0110 Magnetic Disc (1)
34 45-88-0406 Washer (1)
35 02-04-2110 Ball Bearing (1)
37 18-07-2325 Service Field (1)
38 22-09-1800 PC Board (1)
39 22-22-1560 Carbon Brush Assembly (2)
41 22-64-2020 Cord (1)
42 31-15-2205 Brush Cover - Left (1)
43 31-15-2200 Brush Cover - Right (1)
44 31-50-2600 Motor Housing (1)
45 31-53-0240 Plug (1)
46 32-60-1310 Bevel Pinion (1)
47 34-40-0560 O-Ring (1)
48 42-14-0490 Fan Baffl e (1)
49 43-34-0036 Disk Flange (1)
50 44-40-0035 Flange Nut (1)
51 44-66-0450 Bearing Retainer (1)
52 44-76-0210 Strain Relief (1)
60 43-54-1080 6" T27 Guard Assembly (1)
61 43-54-1085 6" T1 Guard Assembly (1)
42-62-0100 Side Handle (Not Shown) (1)
49-96-7205 Spanner Wrench (Not Shown) (1)
60
61
FIG. LUBRICATION
(*See lubrication note above):
25,46 Type "Y" Grease, No. 49-08-5270,
Must Be Applied To All Gear Teeth.
15,47 Lightly coat with grease O-Ring and
bearing bore in Gearcase.
15 .3 -.4 Ounces (9-12 Grams)
Type "Y" Grease, No. 49-08-5270.
* LUBRICATION NOTE:
When servicing the Gears (25 & 46)
or the Gearcase (15), 90-95% of the
old grease must be removed prior
to new grease being added.
Functionally check Spindle
Lock mechanism. Spindle
Lock must return briskly when
released from engagement in
Gear (25).
NOTE:
Torque Armature Nut (1)
to 47 in/lbs, 55 kg/cm.
Orient Needle
Bearing (14) such
that side with vendor
I.D. is facing Gear (25).
Rubber Plug (45) is to be placed in a
cavity by the bearing bore in the
back of Motor Housing (44).
(1 pages)
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