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Repair Parts Home  Power Tool Parts  Hitachi Parts  Hitachi Rotary Hammer Parts  Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer Parts

We Sell Only Genuine Hitachi ® Parts.

Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer

Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer Parts

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We Sell Only Genuine Hitachi ® Parts.

Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer

Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer Parts

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 Fig #
1
Stop Washer
 $3.99
Part Number: 983-242
In Stock, 4 Available
Ships within 1 business day

2
Stopper Spring
 $3.99
Part Number: 981-937
In Stock, 8 Available
Ships within 1 business day

3
Knob (A)
 $44.08
Part Number: 983-241
In Stock, 8 Available
Ships within 1 business day

4
Needle Roller D4 X 20
 $3.99
Part Number: 943364
In Stock, 4 Available
Ships within 1 business day

5
Stop Lever
 
No Longer Available [ More Info ]
Part Number: 313-936
Discontinued
Not Available


6
Nylock High Tension Bolt M7X25
 $2.99
Part Number: 993-040
In Stock, 25+ Available
Ships within 1 business day

7
Front Cover
 
No Longer Available [ More Info ]
Part Number: 313-935
Discontinued
Not Available


8
O-Ring (1AS - 60)
 $3.99
Part Number: 956-996
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

9
O-Ring
 $11.95
Part Number: 986-882
In Stock, 2 Available
Ships within 1 business day

10
Second Hammer
 
No Longer Available [ More Info ]
Part Number: 303-339
Discontinued
Not Available


11
Damper Washer
 $14.35
Part Number: 993-235
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

12
Damper
 $6.00
Part Number: 993-234
In Stock, 2 Available
Ships within 1 business day

13
Washer
 $2.99
Part Number: 993-233
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

14
Bevel Pinion
 
No Longer Available [ More Info ]
Part Number: 316425
Discontinued
Not Available


15
Feather Key 3 X 3 X 8
 $3.44
Part Number: 944109
In Stock, 2 Available
Ships within 1 business day

16
Oil Seal (A)
 $4.46
Part Number: 313-050
In Stock, 3 Available
Ships within 1 business day

17
Bearing Ball
 $11.56
Part Number: 6002DD
In Stock, 2 Available
Ships within 1 business day

18
Washer
 $1.99
Part Number: 313-058
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

19
Washer (A)
 $3.15
Part Number: 313-053
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

20
Gear Holder
 $11.06
Part Number: 313-055
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

21
Spring (C)
 $4.48
Part Number: 313-056
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

22
Needle Pin D6X6
 $4.75
Part Number: 313-057
In Stock, 11 Available
Ships within 1 business day

23
Second Gear
 $24.86
Part Number: 313-054
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

24
Spacer
 
No Longer Available [ More Info ]
Part Number: 313-059
Discontinued
Not Available


25
Ball Bearing 629T12DDC3PS2-L
 $9.60
Part Number: 629-T12
In Stock, 5 Available
Ships within 1 business day

26
Slip Clutch Assy
 $172.64
Part Number: 316426
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

Note: Includes figures 14, 15 and 17 - 25
27
Nylock Bolt (W/Flange) M5X16
 $1.99
Part Number: 313-082
In Stock, 4 Available
Ships within 1 business day

28
Distance Piece (B)
 $2.99
Part Number: 991-711
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

29
Crank Case Cover Assy
 $20.88
Part Number: 313-083
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

Note: Includes figure 28
30
Rubber Seal
 $2.99
Part Number: 313-084
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

31
Crank Case
 $46.38
Part Number: 319087
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

32
Retaining Ring For D12 Shaft
 $3.99
Part Number: 939-542
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

33
Crank Shaft
 
No Longer Available [ More Info ]
Part Number: 313-046
Discontinued
Not Available


34
Feather Key 3X3X10
 $2.00
Part Number: 940-533
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

35
Ball Bearing 6204VVCMPS2S
 $11.95
Part Number: 620-4VV
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

36
Oil Seal (B)
 
No Longer Available [ More Info ]
Part Number: 313-049
Discontinued
Not Available


37
Bearing Cover
 $2.99
Part Number: 313-048
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

38
Nylock Hex. Socket HD. Bolt M5X16
 $1.99
Part Number: 878-181
In Stock, 2 Available
Ships within 1 business day

39
Needle Bearing M661
 $12.12
Part Number: 939299
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

40
First Gear
 
No Longer Available [ More Info ]
Part Number: 313-047
Discontinued
Not Available


41
Seal Packing
 
No Longer Available [ More Info ]
Part Number: 313-139
Discontinued
Not Available


42
Gear Cover
 
No Longer Available [ More Info ]
Part Number: 313-088
Not Available

43
Feather Key 3X3X20
 $1.99
Part Number: 971-750
In Stock, 22 Available
Ships within 1 business day

44
Cylinder
 $159.32
Part Number: 313-934
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

45
Clutch Spring
 
No Longer Available [ More Info ]
Part Number: 313-121
Discontinued
Not Available


46
Valve Band
 $8.44
Part Number: 981-858
In Stock, 1 Available
Ships within 1 business day

47
Striker
 $19.81
Part Number: 314-287
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

48
O-Ring
 $1.99
Part Number: 986104
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

49
Clutch
 
No Longer Available [ More Info ]
Part Number: 981-956
Discontinued
Not Available


50
Piston
 $23.48
Part Number: 981-885
In Stock, 3 Available
Ships within 1 business day

51
Piston Pin
 $3.99
Part Number: 980708
In Stock, 2 Available
Ships within 1 business day

52
Connecting Rod Assy
 $44.10
Part Number: 980-707
In Stock, 5 Available
Ships within 1 business day

Note: Includes figure 53
53
Needle Bearing (NSK AJ50 1203)
 $12.12
Part Number: 980-756
In Stock, 4 Available
Ships within 1 business day

54
Nylock Bolt (W/Flange) M6X25
 $1.99
Part Number: 993-041
In Stock, 20 Available
Ships within 1 business day

55
Cylinder Case
 
No Longer Available [ More Info ]
Part Number: 313-116
Discontinued
Not Available


56
O-Ring (1AS - 60)
 $3.99
Part Number: 956-996
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

57
Needle Bearing (B) (NTN HMK4520)
 $26.13
Part Number: 993-069
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

58
Bevel Pinion
 
No Longer Available [ More Info ]
Part Number: 316425
Discontinued
Not Available


59
Side Handle
 $23.91
Part Number: 313078
In Stock, 7 Available
Ships within 1 business day

60
Handle Holder
 $20.20
Part Number: 313-079
In Stock, 5 Available
Ships within 1 business day

61
Handle Bolt
 $13.59
Part Number: 313-080
In Stock, 2 Available
Ships within 1 business day

62
Stopper Rod
 $6.81
Part Number: 971786
In Stock, 11 Available
Ships within 1 business day

63
O-Ring (P-16)
 $1.99
Part Number: 873-095
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

64
Lever Shaft
 $19.12
Part Number: 313-118
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

65
Under Cover
 
No Longer Available [ More Info ]
Part Number: 313-120
Discontinued
Not Available


66
Shaft Cover
 
No Longer Available [ More Info ]
Part Number: 313-119
Discontinued
Not Available


67
Nylock Hex. Socket Hd. Bolt M4 X 12
 $3.99
Part Number: 880630
In Stock, 7 Available
Ships within 1 business day

68
Steel Ball D3.97 (10 Pcs.)
 $3.99
Part Number: 959-155
In Stock, 2 Available
Ships within 1 business day

69
Spring (B)
 $1.99
Part Number: 981-966
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

70
Lever
 $1.99
Part Number: 313-117
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

71
Ball Bearing 6202VVCMPS2L
 $8.09
Part Number: 620-2VV
In Stock, 9 Available
Ships within 1 business day

72
Dust Washer (B)
 $3.99
Part Number: 980-700
In Stock, 1 Available
Ships within 1 business day

73
O-Ring
 $1.99
Part Number: 313-089
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

74
Hex. HD. Tapping Screw D5X55
 $1.99
Part Number: 953-174
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

75
Dust Washer (A)
 $1.99
Part Number: 313-086
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

76
Ball Bearing 629T12DDC3PS2-L
 $9.60
Part Number: 629-T12
In Stock, 5 Available
Ships within 1 business day

77
Housing Assembly
 $66.11
Part Number: 314-260
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

Note: Includes figures 81 and 83
79
Brush Cap
 $2.99
Part Number: 945-161
In Stock, 25+ Available
Ships within 1 business day

80
Carbon Brush Set
 $17.41
Part Number: 999-073
In Stock, 25+ Available
Ships within 1 business day

81
Brush Holder
 $7.42
Part Number: 958900
In Stock, 16 Available
Ships within 1 business day

82
Nylock Bolt (W/Flange) M5X25
 $6.60
Part Number: 313-077
In Stock, 3 Available
Ships within 1 business day

83
Hex. Socket Set Screw M5 X 8
 $3.99
Part Number: 938477
In Stock, 5 Available
Ships within 1 business day

84
Bearing Holder
 
No Longer Available [ More Info ]
Part Number: 313-091
Discontinued
Not Available


85
Tail Cover
 $8.54
Part Number: 313-090
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

86
Tapping Screw (W/Flange) D5X20 (Black)
 $2.99
Part Number: 302089
In Stock, 14 Available
Ships within 1 business day

87
Fan
 $8.84
Part Number: 971-097
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

88
Armature Assembly (A) 110V - 115V
 
No Longer Available [ More Info ]
Part Number: 360-426U
Discontinued
Not Available

Note: Includes figures 71 , 72, 75, 76 and 87

88
Armature Assembly (A) 220V - 230V
 
No Longer Available [ More Info ]
Part Number: 360-426E
Not Available

Note: Includes figure 87
88
Armature Assembly (A) 240V
 
No Longer Available [ More Info ]
Part Number: 360-426F
Not Available

Note: Includes figure 87
89
Stator Assembly 115V
 $106.52
Part Number: 340-381K
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

Note: Includes figure 90
89
Stator Assembly 220V-230V
 
No Longer Available [ More Info ]
Part Number: 340-381G
Not Available

Note: Includes figure 90
89
Stator Assembly 240V
 
No Longer Available [ More Info ]
Part Number: 340-381H
Not Available

Note: Includes figure 90
89
Stator Assembly 115V
 $106.52
Part Number: 340-381K
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

Note: Includes figures 90
90
Brush Terminal
 $2.99
Part Number: 930703
In Stock, 12 Available
Ships within 1 business day

91
Handle
 
No Longer Available [ More Info ]
Part Number: 313-949
Discontinued
Not Available


92
Switch (C) (2P Screw Type w/o Lock)
 $17.98
Part Number: 313-093
In Stock, 10 Available
Ships within 1 business day

93
Handle Cover
 
No Longer Available [ More Info ]
Part Number: 313-096
Discontinued
Not Available


94
Tapping Screw (W/Flange) D4X25 (Black)
 $1.99
Part Number: 307028
In Stock, 5 Available
Ships within 1 business day

95
Terminal
 $1.99
Part Number: 992-810
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

95
Terminal M4.0 10 Pcs.
 $3.99
Part Number: 930804
In Stock, 1 Available
Ships within 1 business day

96
Cord Clip
 $3.99
Part Number: 960266
In Stock, 13 Available
Ships within 1 business day

97
Tapping Screw (W/Flange) D4X16
 $3.99
Part Number: 984750
In Stock, 16 Available
Ships within 1 business day

98
Cord
 $68.33
Part Number: 500-390Z
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

98
Cord
 $25.05
Part Number: 500434Z
In Stock, 20 Available
Ships within 1 business day

99
Connector S0092 (10 Pcs.)
 $6.60
Part Number: 959-141
In Stock, 7 Available
Ships within 1 business day

100
Dial Frame
 $3.29
Part Number: 313-948
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

101
Tapping Screw (W/Flange) D5X25 (Black)
 $2.99
Part Number: 305-558
In Stock, 2 Available
Ships within 1 business day

103
Cord Armor D10.7
 $3.99
Part Number: 940778
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

103
Cord Armor D8.2
 $2.99
Part Number: 958-049
In Stock, 4 Available
Ships within 1 business day

104
Controller Circuit 100V - 127V
 
No Longer Available [ More Info ]
Part Number: 313-947
Not Available

104
Controller Circuit 115V
 
No Longer Available [ More Info ]
Part Number: 313-951
Discontinued
Not Available


104
Controller Circuit 220V - 240V
 
No Longer Available [ More Info ]
Part Number: 313-950
Not Available

105
Plug (A)
 
No Longer Available [ More Info ]
Part Number: 313-142
Not Available

105
Plug (A)
 $4.46
Part Number: 313-092
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

106
Plug (B)
 
No Longer Available [ More Info ]
Part Number: 313-143
Not Available

106
Plug (B)
 
No Longer Available [ More Info ]
Part Number: 313-966
Discontinued
Not Available


108
Pillar Terminal
 $3.99
Part Number: 938307
In Stock, 1 Available
Ships within 1 business day

501
Case (Plastic)
 $84.33
Part Number: 313-097
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

502
Grease (A) For Hammer.Hammer Drill (30G)
 $9.09
Part Number: 981840
In Stock, 9 Available
Ships within 1 business day

503
Hex. Bar Wrench 4MM
 $2.25
Part Number: 944458
In Stock, 8 Available
Ships within 1 business day

504
Allen Wrench For M5 Screw
 $3.99
Part Number: 944459
In Stock, 2 Available
Ships within 1 business day

505
Dust Cover
 $7.95
Part Number: 993-245
In Stock, 20 Available
Ships within 1 business day

Miscellaneous Parts
 Fig #
601
Drill Bit D13X400L (D1/2"X16")
 
No Longer Available [ More Info ]
Part Number: 985-374
Not Available

602
Drill Bit D25X400L (D1"X16")
 
No Longer Available [ More Info ]
Part Number: 985-375
Not Available

603
1-1/2" Spline Shank Spline Shank 2 Cutter Hammer Drill Bit Drill
 $194.91
Part Number: 985376
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

604
Spline-Taper Shank Adapter (A) Rotary Hammer Adapter
 $46.71
Part Number: 985377
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

605
Spline-Taper Shank Adapter (B) Rotary Hammer Adapter
 $50.13
Part Number: 985378
In Stock, 2 Available
Ships within 1 business day

606
Cotter
 $5.67
Part Number: 944477
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

607
Core Bit 50mm
 $145.77
Part Number: 985-380
In Stock, 1 Available
Ships within 1 business day

Note: Includes figure 608
608
Guide Plate (For Core Bit 50mm)
 $7.97
Part Number: 985-388
In Stock, 1 Available
Ships within 1 business day

609
Core Bit 105mm
 
No Longer Available [ More Info ]
Part Number: 955159
Discontinued
Not Available

Note: Includes figure 610

610
Guide Plate (For Core Bit 105mm)
 
No Longer Available [ More Info ]
Part Number: 955169
Discontinued
Not Available


611
Center Pin (A) 133L For Core Bit D38-150
 
No Longer Available [ More Info ]
Part Number: 955165
Discontinued
Not Available


612
Spline-3 Piece Core Bit Rotary Hammer Adapter
 $57.57
Part Number: 984029
In Stock, 1 Available
Ships within 1 business day

613
Spline-3 Piece Core Bit Rotary Hammer Adapter
 $82.05
Part Number: 985379
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

614
Spline Shank Spline Shank Bull Point Demolition Bit Demolition
 $18.21
Part Number: 985383
In Stock, 2 Available
Ships within 1 business day

615
1" Spline Shank Spline Shank Flat Narrow Demolition Bit Demoliti
 $18.21
Part Number: 985381
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

616
1
 $22.77
Part Number: 985382M
Backorder: No ETA.
Not Available

617
1-1/2" Spline Shank Spline Shank Flat Demolition Bit Demolition
 $23.91
Part Number: 985384
In Stock, 5 Available
Ships within 1 business day

618
2" Spline Shank Spline Shank Flat Demolition Bit Demolition Bit
 $26.19
Part Number: 985385
In Stock, 3 Available
Ships within 1 business day

619
5" Spline Shank Spline Shank 5 x 7 Clay Spade Demolition Bit Dem
 $101.43
Part Number: 985386
Ships In 13 - 19 Business Days
Ships in 13 - 19 business days

620
Syringe
 
No Longer Available [ More Info ]
Part Number: 944-575
Not Available

621
Grease For Hammer.Hammer Drill (500G)
 $70.97
Part Number: 980927
In Stock, 2 Available
Ships within 1 business day

Rotary Hammer Parts
Repair Guides
Power Tool Care and Maintenance 101
Power Tool Care and Maintenance 101

This article suggests guidelines for power tool care and maintenance. It also describes information tools available at eReplacementParts.com.

Accessories
Accessories for the Hitachi DH40FB

Questions & Answers

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Discussion
Discussion for the Hitachi DH40FB SPLINE 1-9/16" Rotary Hammer

Discussion is closed. To ask our experts a question about a part, use the Q&A feature on our product pages.
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