This document lists 81 replacement parts for the 3M Elite Random Orbital Sander model 28503, including bearings, housing parts, filters, and accessories like vacuum hoses and bags. Each part is listed by number, description, and image for easy identification of the needed component. A variety of replacement parts are available to repair 3M sanders through this supplier.
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Replacement parts for 3 m elite random orbital sander 28503 parts
1. Replacement Parts for 3M Elite Random Orbital Sander 28503 Parts - R.S. Hughes Industrial Supply
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3M Elite Random Orbital Sander 3 inch 28503 Parts
Adhesives, Sealants, Need a replacement part for your 3" 28503 3M Elite Random Orbital Sander? You've come to the right location.
and Coatings Simply find the numbered part you need then click on the row that matches that number.
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http://www.rshughes.com/landing/replacement-parts/3M-EROS-28503-PARTS.html[3/21/2013 1:12:13 PM]
2. Replacement Parts for 3M Elite Random Orbital Sander 28503 Parts - R.S. Hughes Industrial Supply
Item Part Description Item Part Description
# #
1 28113 External Retaining Ring 42 55172 Speed Control, Elite
2 55185 Bearing, 10 mm x 22 mm x 6 mm 43 55212 Right Hand Housing - 3 in. (77 mm),
deep Groove Ball (2 Shields, 6900ZZ Elite
)
44 55199 Inner Housing
3 55174 Rear Endplate, Elite
45 55211 Left Hand Housing - 3 in. (77 mm),
4 30347 Cylinder Assembly Elite
5 28115 O-Ring, 5 mm x 2 mm 46 55196 Screw, Button Head Torx M4 x 20
mm
6 28170 Machined Rotor
47 30321 Screw, Button Head Torx M4 x 15
7 28099 Vane mm
8 28114 3 mm x 13 mm Woodruff Key 48 30322 Screw, Button Head Torx M4 x 30
mm
9 30326 Front Endplate
49 28154 3 in. Random Orbital Sander, Non-
10 28106 12 mm x 28 mm x 8 mm Bearing - Vacuum Shroud
2 Shields
50 55210 3 in. Vacuum Skirt - 5 mm (3/16
11 28118 O-Ring, 39,4 mm x 3,1 mm in.) Orbit - 20350 Pad
12 30337 Lock Ring, 50 mm Thread 51 28134 17 mm Pad Wrench
13 55186 Front Bearing Dust Shield 52 N/A 1 disc pad supplied with each tool
(type determined by model)
14 28176 Shaft Balancer, 3 in. x 3/32 in.
Orbit, Elite 53 30652 O-Ring, 9 mm x 1.5 mm
15 28182 Shaft Balancer, 3 in. x 3/16 in. 54 55198 Exhaust Chamber
Orbit, Elite
55 55165 O-Ring, 9.5 mm x 1 mm
16 28132 Filter
56 28098 Valve Seat
17 28131 Duckbill Check Valve
57 28096 Valve
18 28130 Valve Retainer
58 30655 Valve Spring
19 28128 Retaining Ring
59 55166 Non-Vacuum Cover, Elite
20 28136 10 mm x 22 mm x 6 mm Bearing -
No Seal/Shields 60 55175 O-Ring, 28 mm x 1 mm
21 28140 Spacer, 22 mm x 18 mm x 0.1 mm 61 55191 Internal Muffler Assembly
22 28135 10 mm x 22 mm x 6 mm Bearing - 62 55176 O-Ring, 24 mm x 1 mm
1 Seal
63 55173 Self-Generating Exhaust Cap, Elite
23 28129 Shim, 10.1 mm Inner Diameter (ID)
x 14 mm Outer Diameter (OD) x 0.2 64 55180 Muffler, Elite
mm Thick
65 55201 End Cap, Elite
24 55188 Spindle Bearing Dust Shield
66 55171 Inlet Bushing Assembly, Elite
25 28133 Belleville Washer 12.1 mm ID x 22.4
mm OD x 1.86 mm Thick 67 20209 3/8 in. x 4 feet air line with 1/4 in.
Compression fittings
26 28175 Spindle
68 55189 3 in. x 4 in. Orbital Sander and 3 in.
http://www.rshughes.com/landing/replacement-parts/3M-EROS-28503-PARTS.html[3/21/2013 1:12:13 PM]