3M C Series, Instruction Manual, Page: 9 / 12

9
PARTS LIST FOR PN 28331 & 28346, Extended 18,000 MAX RPM
DIE GRINDERS (Series C)
1
2
3
4
5
6
7
8
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
Fig. 3M PN Description
1 55754 Collet Nut
2 55752 Collet (1/4") - std w/28331
55772 Collet (1/8") -
available separately
28819 Collet (3/32") -
available separately
87161 Collet (3 mm) -
available separately
87162 Collet (6 mm) - std w/28346
3 55753 Collet Body
4 55757 Bearing Retainer
5 55755 Ball Bearing (2)
6 87129 Extension Housing
7 30421 Extension Shaft
8 06611 Ball Bearing (2)
9 55768 Snap Ring
10 30423 Pilot
11 30392 Spring Washer (2)
12 30404 O-Ring
13 06629 Front End Plate
14 30418 Spacer
15 30422 Rotor
16 87137 Vane Set (0.5 HP)
17 06631 Cylinder
18 30373 Motor Restricting Washer
19 06630 Rear End Plate
Fig. 3M PN Description
20 06612 Ball Bearing
21 87123 Housing
22 87121 3M™ Jacket (0.5 HP)
23 28842 Lever Assembly (0.5 HP)
24 06626 Valve Stem
25 30400 O-Ring
26 06614 Spring
27 06620 O-Ring
28 06627 Air Regulator
29 06613 Spring
30 06622 Steel Ball
31 87132 Roll Pin (3/32" x 1")
32 06616 Pin
33 06632 Muffler Material
34 06628 Exhaust Deflector
35 06618 Inlet Bushing
36 87126 Safety Sticker
Not Shown 06586 Wrench, 7/16" x 11/16", (2)
Not Shown 28828 3M™ Air Tool Lubricant, 1 oz -
available separately
Not Shown 20451 3M™ Air Tool Lubricant, 4 oz -
available separately
Not Shown 20466 3M™ Air Tool Lubricant, Quart -
available separately
Not Shown 20467 3M™ Air Tool Lubricant, Gallon
- available separately
Parts Page