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Note:  To order replacement parts specify the model and serial number of your machine.

Shaded parts represent 57841 Assembly.

Always operate, inspect and maintain this tool in accordance with the Safety Code for portable air tools
(ANSI B186.1) and any other applicable safety codes and regulations. Please refer to Dynabrade’s
Warning/Safety Operating Instructions for more complete safety information.

WARNING

!

Air-Powered “Jitterbug -Type” Sander

Small Grip, 10,000 RPM, 3/32" Dia. Orbit

Models:

57860 – Non-Vacuum
57861 – Vac-Ready
57862 – Basic Vacuum
57863 – Deluxe Vacuum
57864 – Central Vac-Ready

Dynabug Orbital Sander

57850 Non-Vac, Vinyl Face
57851 Non-Vac, “Hook” Face
57852 Non-Vac, Long “Nap Hook” Face
57855 Vac, Vinyl Face
57856 Vac, “Hook” Face

Pad Bases

Parts Page Reorder No. PD01•33

Effective March, 2001

57877

— 

Non-Vacuum

57878

— 

Self Generated Vac

57879

— 

Central-Vac

Housing

A

T

O

O

1

A

2

A

6    

A

8    

O

1   

Adhesive:  

A

2

= Loctite #271

A

6

= Loctite #380

A

8

= Loctite #567

Torque:  

N•m x 8.85 = In. - lbs.

Oil:  

O

1

= Air Lube

1.6 N•m

T

2.0 N•m

T

11.3 N•m

T

0.7 N•m

T

28 N•m

T

23 N•m

T

1

96258

Screw (4)

2

96168

Screw

3

57834

Rubber Grip (2)

4

95183

Washer

5

57838

Washer

6

96114

Screw (6)

7

96115 

Clip Post (2)

8

57826

Clip Top (2)

9

57840

Clip Spring (2)

10

57825

Pad Top

11

57837

Washer 

12

57842

Vacuum Tube 

13

57822

Boot

14

57823

Pad Mount

15

96116

Clamp

16

95630

Snap Ring

17

57069

Balancer Shaft

18

95628

Bearing Shield

19

56053

Bearing Seal

20

56052

Balancer Bearing

21

57839

Motor Balancer Shaft

22

56047

Rotor Key

23

57059

Lock Ring Seal

24

95973 

Washer

25

57055

Front Ring

26

57088

Bearing

27

57057

Front Bearing Plate

28

57113

Blade (5/pkg), Rotor Set 

29

57058

Cylinder Assembly
(Includes 

95971

Pin)

30

95971

Line-Up Pin

31

57056

Rear Bearing Plate

32

01206

Bearing

33

57054

Rear Ring

34

95626

Snap Ring

35

95979

Pin

36

57820

Lever

37

01464

Seal

38

01472

Tip Valve

39

01468

Conical Spring

40

01494

Inlet Bushing

41

95697

Snap Ring

42

01025

O-Ring (2)

43

01477

Valve Stem

44

57064

Speed Regulator

Index Key

No.   Part #      Description

34

35

36

37

38

39

40

33

32

31

29

28

27

26

25

24

12

15

41

42

43

44

14

13

11

9

8

7

3

6

10

5

4

2

1

23

21

20

19

18

17

16

22

30

KEY

See page 2 for Machine Exhaust Assemblies.

A

2

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