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SAVEtember Final Weekend, Check it out here!
SAVEtember Final Weekend, Check it out here!

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Parts for:

Hitachi Nv45Ac Ultra Light Roofing Nailer

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Only common repair parts are available for purchase. If a part does not have add to cart button it's not available for purchase on Toolbarn. Please do not contact customer service for availability on these items.
Please scroll left/right table for more info!
Ref Part # Description Price Qty
1 HEX SOCKET HD BOLT M5x10 (10 Pack)
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

10 HEAD VALVE SPRING NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

100 HEX SOCKET HD BOLT M5x12 10PS
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

101 SLEEVE NV45AB NV45AB2 NV45AC
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

102 MAGAZINE COVER NV45AB NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

103 MAGAZINE GUARD NV45AB NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

104 NYLON NUT M4 NR83A/AA NR90AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

105 U-NUT M5 NV45AB NV45AC NV50AA
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

106 MAGAZINE ASSY NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

11 HEAD VALVE 0-RING NR90AC/65AK
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

12 HEAD VALVE (A) NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

13 PISTON O-RING NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

14 PISTON ASSY NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

15 O-RING (1AS-50) NV45AC H45MR
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

16 CYLINDER PLATE NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

17 O-RING (S-36) DH50SB/NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

18 O-RING NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

19 CYLINDER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

2 WASHER NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

20 PISTON BUMPER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

21 BODY ASSY NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

22 RETAINING RING NV45AC D6SHAFT
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

24 O-RING (S-16) W6VB2/3 W8VB/2
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

25 TRIGGER (A) NR90AC/AC2/AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

26 ADJUSTER SHAFT NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

27 LATCH NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

28 PUSHING LEVER GUIDE NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

29 NAIL GUIDE SHAFT NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

3 TOP COVER NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

30 WASHER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

31 O-RING (P-3) NC65AC NR65AK
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

32 GUARD NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

33 NYLON NUT M5 NR83A/AA NT65A2
3 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "3" or more to proceed.

34 TAIL COVER GUARD NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

35 NYLOCK BOLT W/FLANGE M6x25
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

36 NOSE NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

37 NEEDLE ROLLER C12LSH C12FCH
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

38 ROLL PIN D4x14 (10 PCS) NT65AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

39 FEEDER ARM NV65AH NV50AE/AG
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

4 HEAD RING NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

40 FEEDER SPRING NV50AG/NV65AH
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

41 FEEDER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

42 PUSHING LEVER (A) ASSY NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

43 HEX SOCKEHD BOLT M5x18 (10PCS)
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

44 MACHINE SCREW M5x16 G10/12SR3
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

45 HANDLE ARM NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

46 GRIP TAPE UNIVERSAL 21IN LONG
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

47 TAPE
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

48 O-RING (ID 37.2) NV65AH/NT50AD
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

49 CAP NT50AP3 NV65AH NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

5 PROTECTOR NV45AC * Obsolete *
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

50 DUST CAP N3824A/NC65AC/NR83A/
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

501 HEX BAR WRENCH 5MM NT65MA CR10V/12V DH38YE DH40 NR83A (ACC)
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

502 HEX BAR WRENCH 4MM CR10V CR12V (ACC)
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

503 SAFETY GLASSES
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

504 LEAFLET NR83A2
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

51 WASHER NT65A NV45AB/AC NV45AB2
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

52 ROLL PIN(10pc) NR83A2 C10FCD
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

53 ROLL PIN D3x25 10PS C8FB2C10FS
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

54 TRIGGER PIN NR90AC/AA/AC2
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

55 VALVE BUSHING (B) NT65MA2/3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

56 O-RING S-18 NR90AC/2/AA/NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

57 O-RING NR90AC/AA/AC2/3 NR65AK
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

58 O-RING (S-4) NR90AC/AC2/3/AD
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

59 VALVE PISTON (B) NR90AC/AC2/AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

6 Hex Sock HD Bolt M5x22 NV45AC
4 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "4" or more to proceed.

60 O-RING (I.D 11)NR90AC/AA/AC2/3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

601 Single Shot Set for NR90AC, NV65AH
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

602 MUFFLER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

61 PLUNGER SPRING NR90AC/AC2/AC3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

62 PLUNGER NR90AC/NR90AA/NV65AH
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

63 O-RING (ID1.8)NR90AC/AA/NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

64 VALVE BUSHING (A)NR90AC/2/3/AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

65 WASHER M4 C8FB2 CC14
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

66 ADJUSTER SPRING NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

67 ROLL PIN D1.6X12 N3824A NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

68 ADJUSTER KNOB NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

69 SPRING NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

7 BODY GUARD NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

70 PUSHING LEVER NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

71 ADJUSTER NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

72 O-RING (P-9) NV45AB/AC/AB2 NV50AE
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

73 FEED PISTON NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

74 O-RING (P 18) NV50A1/AP NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

75 SPRING NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

76 BUMPER NV50A1 NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

77 FEED PISTON COVER NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

78 RETAINING RING NV45AC D24SHAFT
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

79 MAGAZIINE BUSHING NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

8 EXHAUST COVER NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

80 O-RING (P-4) NR83A/AA NV83A
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

81 GUIDE LOCK NC65AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

82 SPRING NV65AH NV50AE NC65AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

83 NAIL GUIDE NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

84 NAIL STOPPER (A) NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

85 SPRING NV45AC NV50AP3
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

86 NAIL STOPPER (B) NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

87 NAIL GUIDE BAR NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

88 NYLOCK HEX SOCKHD.BOLT M5x12
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

89 RETAINING RING NV83A D3SHAFT
2 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "2" or more to proceed.

9 GASKET (A) NV45AC NV50AP3
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

90 HINGE PIN NV45AB/NV50A1/NV50AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

91 WARNING LABEL NV45AC NV50AG
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

92 STOPPER SPRING NV45AB/AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

93 MAGAZINE STOPPER NV45AB NV50A1
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

94 STOPPER PIN NV45AB/AC/NV50AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

95 MAGAZINE NV45AB NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

96 MACHINE SCREW M4x40 10PS
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

97 WASHER NV45AB/AC NV50A1/AP/AE
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

98 HOLDER SPRING NV45AB/NT65AA
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.

99 NAIL HOLDER NV45AB NV45AC
1 Required
Quantity Required

Quantity Required popup block

Please enter a quantity of "1" or more to proceed.