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  Milwaukee 4090 (SER 739A) Electric Drill Parts
Milwaukee Electric Drill Replacement For Model 4090 (SER 739A)

Milwaukee Electric Drill Replacement Parts For Model 4090 (SER 739A)

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Popular Parts for Milwaukee 4090 (SER 739A)

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Page A
Milwaukee 4090 (SER 739A) Electric Drill Page A Diagram
 Fig #
1
Water Hose Adapter
 $13.60

Part Number:42-04-0600

Backorder: No ETA

Backorder: No ETA
 $13.60
Backorder: No ETA
 $13.60
2
Shut Off Valve
 $31.01

Part Number:45-80-0060

In Stock

In Stock
 $31.01
In Stock
 $31.01
3
Retaining Ring
Minimum Quantity of 2 Required
 $4.99

Part Number:34-60-1800

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
4
Spindle Sleeve
 $80.44

Part Number:45-22-0050

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $80.44
Usually ships in 7 - 12 business days
 $80.44
5
Shear Pin
Minimum Quantity of 2 Required
 $4.99

Part Number:44-60-0032

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
6
Trostel Seal
 $41.46

Part Number:45-06-0050

In Stock

In Stock
 $41.46
In Stock
 $41.46
7
Water Swivel Housing Obsolete - Not Available
 $82.02

Part Number:43-76-0051

Discontinued

Discontinued
 $82.02
Discontinued
8
Retaining Ring
Minimum Quantity of 2 Required
 $4.99

Part Number:34-60-2115

In Stock

In Stock
 $4.99
In Stock
 $4.99
9
Spindle Bushing
 $20.92

Part Number:42-40-0830

In Stock

In Stock
 $20.92
In Stock
 $20.92
10
O-ring
Minimum Quantity of 2 Required
 $4.99

Part Number:34-40-1100

In Stock

In Stock
 $4.99
In Stock
 $4.99
11
O-ring
Minimum Quantity of 2 Required
 $5.19

Part Number:34-40-1200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.19
Usually ships in 7 - 12 business days
 $5.19
12
O-ring
Minimum Quantity of 2 Required
 $4.99

Part Number:34-40-1350

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
13
Spindle
 $189.94

Part Number:38-50-4555

In Stock

In Stock
 $189.94
In Stock
 $189.94
14
1/8 X 1/2 Roll Pin
Minimum Quantity of 2 Required
 $3.99

Part Number:06-65-1530

In Stock

In Stock
 $3.99
In Stock
 $3.99
15
Woodruff Key
 $5.19

Part Number:06-42-2400

In Stock

In Stock
 $5.19
In Stock
 $5.19
16
Retaining Ring
 $4.99

Part Number:34-80-3800

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
17
Ball Bearing
 $62.90

Part Number:02-20-2515

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $62.90
Usually ships in 7 - 12 business days
 $62.90
18
1/4 - 20 X 4-1/4 Taptite Torx
Minimum Quantity of 2 Required
 $4.99

Part Number:06-82-9202

In Stock

In Stock
 $4.99
In Stock
 $4.99
19
Gear Case
 $289.76

Part Number:28-14-1870

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $289.76
Usually ships in 7 - 12 business days
 $289.76
20
Spindle Spacer Obsolete - Not Available
 $12.82

Part Number:45-36-1245

Discontinued

Discontinued
 $12.82
Discontinued
21
Spindle Gear
 $67.62

Part Number:32-75-2521

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $67.62
Usually ships in 7 - 12 business days
 $67.62
22
Needle Bearing
 $9.25

Part Number:02-50-4830

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.25
Usually ships in 7 - 12 business days
 $9.25
23
Ball Bearing 6201 Open
 $6.27

Part Number:02-04-1205

In Stock

In Stock
 $6.27
In Stock
 $6.27
24
Pinion Shaft Assembly
 $84.35

Part Number:36-66-3751

In Stock

In Stock
 $84.35
In Stock
 $84.35
25
Woodruff Key
 $5.19

Part Number:06-42-1600

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.19
Usually ships in 7 - 12 business days
 $5.19
26
Intermediate Gear
 $29.96

Part Number:32-40-1581

In Stock

In Stock
 $29.96
In Stock
 $29.96
27
Shifting Spring
Minimum Quantity of 2 Required
 $3.99

Part Number:40-50-6300

In Stock

In Stock
 $3.99
In Stock
 $3.99
28
Shifting Plunger
Minimum Quantity of 2 Required
 $3.99

Part Number:44-70-0100

In Stock

In Stock
 $3.99
In Stock
 $3.99
29
Pinion Gear
 $22.63

Part Number:32-60-1041

Backorder: No ETA

Backorder: No ETA
 $22.63
Backorder: No ETA
 $22.63
30
Thrust Bearing Washer
Minimum Quantity of 2 Required
 $5.19

Part Number:45-88-0520

In Stock

In Stock
 $5.19
In Stock
 $5.19
31
Thrust Bearing
 $5.19

Part Number:02-80-1800

In Stock

In Stock
 $5.19
In Stock
 $5.19
32
Gear Kit
 $23.96

Part Number:14-29-0055

In Stock

In Stock
 $23.96
In Stock
 $23.96
33
Woodruff Key
 $5.19

Part Number:06-42-2000

In Stock

In Stock
 $5.19
In Stock
 $5.19
34
Clutch Shaft Obsolete - Not Available
 $103.32

Part Number:36-14-0061

Discontinued

Discontinued
 $103.32
Discontinued
35
Thrust Bearing Washer
Minimum Quantity of 2 Required
 $4.99

Part Number:45-88-0530

In Stock

In Stock
 $4.99
In Stock
 $4.99
36
Thrust Bearing
 $5.19

Part Number:02-80-5000

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.19
Usually ships in 7 - 12 business days
 $5.19
37
Clutch Gear Assembly
 $95.08

Part Number:32-10-0051

In Stock

In Stock
 $95.08
In Stock
 $95.08
38
Thrust Bearing Washer
Minimum Quantity of 2 Required
 $4.99

Part Number:45-88-0510

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
39
Thrust Bearing
 $5.19

Part Number:02-80-1200

In Stock

In Stock
 $5.19
In Stock
 $5.19
40
Shifting Yoke
 $5.19

Part Number:45-98-0090

In Stock

In Stock
 $5.19
In Stock
 $5.19
41
Diaphragm Assembly
 $73.42

Part Number:14-13-0210

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $73.42
Usually ships in 7 - 12 business days
 $73.42
42
Shift Cam
 $42.66

Part Number:30-15-0272

In Stock

In Stock
 $42.66
In Stock
 $42.66
43
Gear Case Seal Obsolete - Not Available
 $2.99

Part Number:45-06-0350

Discontinued

Discontinued
 $2.99
Discontinued
44
1/8 X 3/4 Groove Pin
Minimum Quantity of 2 Required
 $4.99

Part Number:06-65-0840

In Stock

In Stock
 $4.99
In Stock
 $4.99
45
Shifting Knob
 $8.72

Part Number:25-60-0056

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.72
Usually ships in 7 - 12 business days
 $8.72
46
Ball Bearing
 $6.80

Part Number:02-04-1229

In Stock

In Stock
 $6.80
In Stock
 $6.80
47
120 V Armature
 $135.36

Part Number:16-70-0330

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Includes Figure 48
 $135.36
Usually ships in 7 - 12 business days
 $135.36
48
Fan
 $5.55

Part Number:22-84-0790

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Included In Figure 47
 $5.55
Usually ships in 7 - 12 business days
 $5.55
49
Baffle
 $4.99

Part Number:42-14-0291

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
50
Ball Bearing
 $5.89

Part Number:02-04-1041

In Stock

In Stock
 $5.89
In Stock
 $5.89
51
10-24 X 2-3/4 Torx Sem. Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:06-82-9152

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
52
120 V. Field
 $82.81

Part Number:18-70-0300

In Stock

In Stock
 $82.81
In Stock
 $82.81
53
Motor Insulator
 $57.70

Part Number:23-16-1410

In Stock

In Stock
 $57.70
In Stock
 $57.70
54
Brush Tube
 $3.99

Part Number:22-20-0680

In Stock

In Stock
 $3.99
In Stock
 $3.99
55
Carbon Brush
 $17.99

Part Number:22-18-0702

In Stock

In Stock
 $17.99
In Stock
 $17.99
56
8-32 X 5/16 Pan Torx Sem Scre
Minimum Quantity of 2 Required
 $4.99

Part Number:06-82-8835

In Stock

In Stock
 $4.99
In Stock
 $4.99
57
Terminal Block
 $5.19

Part Number:22-56-0470

In Stock

In Stock
 $5.19
In Stock
 $5.19
58
Wire Trap
 $5.19

Part Number:22-38-0140

In Stock

In Stock
 $5.19
In Stock
 $5.19
59
Cord Clamp
 $3.99

Part Number:31-17-0200

In Stock

In Stock
 $3.99
In Stock
 $3.99
60
8-16 X 1 Pan Hd. Plastite Tor
Minimum Quantity of 2 Required
 $4.99

Part Number:06-82-7326

In Stock

In Stock
 $4.99
In Stock
 $4.99
61
Cord Set
 $31.13

Part Number:22-64-0300

In Stock

In Stock
 $31.13
In Stock
 $31.13
62
Nameplate Rivet
 $3.99

Part Number:06-72-1720

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
63
Nameplate-service
 $6.74

Part Number:12-99-1875

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.74
Usually ships in 7 - 12 business days
 $6.74
64
Brush Cover
 $4.99

Part Number:22-32-0350

In Stock

In Stock
 $4.99
In Stock
 $4.99
65
8-32 X 1/2 Pan Hd. Sit. Tapti
Minimum Quantity of 2 Required
 $4.99

Part Number:06-82-5316

In Stock

In Stock
 $4.99
In Stock
 $4.99
66
Motor Housing
 $117.56

Part Number:28-50-6360

In Stock

In Stock
 $117.56
In Stock
 $117.56
67
4-40 X 1/4 Pan Hd. Taptite Sc
 $3.99

Part Number:06-82-5266

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
68
Instruction Plate
 $3.99

Part Number:12-98-2100

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
69
8-32 X 5/16 Slot Hex Hd. Scre
 $3.99

Part Number:06-95-5200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
Miscellaneous Parts
 Fig #
400
Open End Wrench
 $31.85

Part Number:49-96-4705

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $31.85
Usually ships in 7 - 12 business days
 $31.85
401
Water Hose Washer
Minimum Quantity of 2 Required
 $3.99

Part Number:45-88-0800

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
402
1/4-20 X 7/8
Minimum Quantity of 2 Required
 $4.99

Part Number:06-75-3090

In Stock

In Stock
 $4.99
In Stock
 $4.99
403
1/4 Lockwasher
Minimum Quantity of 2 Required
 $4.99

Part Number:06-97-4050

In Stock

In Stock
 $4.99
In Stock
 $4.99
404
16 Oz. Type J Grease
 $61.67

Part Number:49-08-4220

In Stock

In Stock
 $61.67
In Stock
 $61.67
Drill Parts  Electric Drill Parts

Repair Guides for Milwaukee Electric Drill 4090 (SER 739A)

How to Remove a Drill Chuck

This video explains steps for how to remove threaded-on chucks and taper-fit drill chucks, as well as steps for removing a spindle from an open-center chuck.

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How to Remove a Stuck Drill Chuck

Broken gearboxes and sticky chuck screws can make removing a drill chuck difficult. This video explains the tricks you need to overcome these common repair setbacks.

Drilling, Fastening, and Hammering Power Tools

This article lists the major categories of drilling, fastening, and hammering tools, and explains the basic applications, types, and features of each.

Accessories for Milwaukee 4090 (SER 739A)


Standard Drill Bits
See more Standard Drill Bits
Auger Drill Bits
See more Auger Drill Bits
Screwdriver Bits
Screwdriver Bit
Screwdriver Bit
$4.99
37 Piece Screwdriver Bit Set
37 Piece Screwdriver Bit Set
$48.22
See more Screwdriver Bits
Adapters & Extensions
See more Adapters & Extensions
View More

Questions & Answers for Milwaukee 4090 (SER 739A)

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